Cách tìm góc trong C++
Chà, thật hữu ích khi biết đó là Định lý Pythagoras với một cái gì đó bổ sung để nó hoạt động cho mọi tam giác Show Định lý Py-ta-go Định luật Côsin Vì vậy, để ghi nhớ nó
Khi nào nên sử dụngLuật Cosines rất hữu ích cho việc tìm kiếm
Thí dụ. Góc "C" là gì. ?Cạnh có độ dài "8" đối diện với góc C nên nó là cạnh c. Hai cạnh còn lại là a và b Bây giờ chúng ta hãy đưa những gì chúng ta biết vào Định luật Cosines Bắt đầu với. c2 = a2 + b2 − 2ab cos(C) Điền vào a, b và c. 82 = 92 + 52 − 2 × 9 × 5 × cos(C) Tính toán. 64 = 81 + 25 − 90 × cos(C) Bây giờ chúng ta sử dụng các kỹ năng đại số của mình để sắp xếp lại và giải quyết Trừ 25 từ cả hai vế. 39 = 81 − 90 × cos(C) Trừ 81 từ cả hai phía. −42 = −90 × cos(C) đổi bên. −90 × cos(C) = −42 Chia cả hai vế cho −90. cos(C) = 42/90 nghịch đảo cosin. C = cos−1(42/90) Máy tính. C = 62. 2° (đến 1 chữ số thập phân) Ở Các Hình Thức KhácPhiên bản dễ dàng hơn cho các gócChúng ta vừa xem cách tìm một góc khi biết ba cạnh. Phải mất khá nhiều bước, do đó, việc sử dụng công thức "trực tiếp" sẽ dễ dàng hơn (chỉ là sự sắp xếp lại của công thức c2 = a2 + b2 − 2ab cos(C)). Nó có thể ở một trong hai dạng này cos(C) = a2 + b2 − c2 2ab cos(A) = b2 + c2 − a2 2bc cos(B) = c2 + a2 − b2 2ca Thí dụ. Tìm Góc "C" Sử Dụng Định Luật Côsin (phiên bản góc)Trong tam giác này, chúng ta biết ba cạnh Sử dụng Định luật Côsin (phiên bản góc) để tìm góc C = 57. 9° đến một chữ số thập phân Phiên bản cho a, b và cNgoài ra, chúng ta có thể viết lại công thức c2 = a2 + b2 − 2ab cos(C) thành dạng a2= và b2= Đây là cả ba a2 = b2 + c2 − 2bc cos(A) b2 = a2 + c2 − 2ac cos(B) c2 = a2 + b2 − 2ab cos(C) Nhưng việc nhớ dạng "c2=" và thay đổi các chữ cái khi cần thiết sẽ dễ dàng hơn Như trong ví dụ này Thí dụ. Tìm khoảng cách "z"Các chữ cái là khác nhau. Nhưng điều đó không quan trọng. Chúng ta có thể dễ dàng thay thế x cho a, y cho b và z cho c Bắt đầu với. c2 = a2 + b2 − 2ab cos(C) x cho a, y cho b và z cho cz2 = x2 + y2 − 2xy cos(Z) Đặt trong các giá trị chúng ta biết. z2 = 9. 42 + 6. 52 − 2×9. 4x6. 5×cos(131º) Tính toán. z2 = 88. 36 + 42. 25 − 122. 2 × (−0. 656. ) z = √210. 78. = 14. 5 đến 1 chữ số thập phân Câu trả lời. z = 14. 5 Bạn có nhận thấy rằng cos(131º) là số âm và điều này thay đổi dấu cuối cùng trong phép tính thành + (cộng) không? c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)7_______0_______6_______0_______9_______0_______6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )1 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)9 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )5 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )9 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.2 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.4 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.5 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6
First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.8 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6_______0_______9 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 alpha : 90 beta : 45 gamma : 452 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)9_______0_______6 alpha : 90 beta : 45 gamma : 456 alpha : 90 beta : 45 gamma : 457 alpha : 90 beta : 45 gamma : 458 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)9_______0_______6 // Code to find all three angles 2beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // Code to find all three angles 5beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 // Code to find all three angles 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 // of a triangle given coordinate 1beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 // of a triangle given coordinate 4
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 6beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 // of a triangle given coordinate 9// of all three vertices 0// of all three vertices 1beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 // of all three vertices 4// of all three vertices 0// of all three vertices 6beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 // of all three vertices 9// of all three vertices 0#include 1
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 #include 3beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 #include 6#include 7#include 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 #include 1#include 7#include 3beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 #include 6#include 7#include 8
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)00 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)02 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)04 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)06
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)08 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)10_______0_______11 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)12 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)10_______0_______15 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)16 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)10_______0_______19 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)20 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6
c^2 = a^2 + b^2 - 2(a)(b)(cos beta)22 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)24 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 alpha : 90 beta : 45 gamma : 458 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6_______0_______9 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)31 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 alpha : 90 beta : 45 gamma : 458 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6_______0_______9 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)37 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 alpha : 90 beta : 45 gamma : 458 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6_______0_______9 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)43
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)45
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.4 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)48 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6 Javac^2 = a^2 + b^2 - 2(a)(b)(cos beta)50
c^2 = a^2 + b^2 - 2(a)(b)(cos beta)53 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)54 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)53 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)56 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)57 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)53 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)56 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)60 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)53 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)56 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)63
c^2 = a^2 + b^2 - 2(a)(b)(cos beta)64 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)65 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)5 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)56 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)72 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)77 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)80 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.4 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.5 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)56 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)90 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)91______0_______92 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // Code to find all three angles 5beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 // Code to find all three angles 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 // of a triangle given coordinate 1beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)6 // of a triangle given coordinate 4beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 6beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )11 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )13 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )16 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )18 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )21 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )23 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 #include 3beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )29 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )31 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )32 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )33 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )36 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )38 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )32 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )40 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 // of a triangle given coordinate 8 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )43 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )45 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )32 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )47 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)00 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )29 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )54 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )55 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )56 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )36 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )60 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )55 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )56 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )43 // of a triangle given coordinate 8beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )66 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )55 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )56 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)08 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )73_______0_______11 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )75 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )73_______5_______78 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )79 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )73_______0_______19 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )83 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )88 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )90 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)56 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )93 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )6 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )97 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )98 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )99 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.00 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)9 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.00 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.03 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.05 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )98 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )99 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.00 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)9 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.10 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.03 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.13_______5_______98 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )99 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.10 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)9 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.00 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.03 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.20 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)75 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)45 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.6 Python3First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.26 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.27 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.28 c^2 = a^2 + b^2 - 2(a)(b)(cos beta)53 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.30
First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.31 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.32 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.33 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.35 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.37 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.00 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.39 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.40 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.41 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.00 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.39 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.45_______16_______36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.37 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.10 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.39 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.40 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.41 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.10 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.39 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.4 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.35 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.57 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.35 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.59 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.45 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.57 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.45 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.32 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.65 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.68 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.70 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.72 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.74 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.76 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.78 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.80
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.82 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.84 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.86 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.88 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.90 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.92 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.94
beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.96 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.98 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 alpha : 90 beta : 45 gamma : 4500 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.59 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.78 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.40 alpha : 90 beta : 45 gamma : 4504 alpha : 90 beta : 45 gamma : 4505 alpha : 90 beta : 45 gamma : 4506 alpha : 90 beta : 45 gamma : 4507 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )32 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.57 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.88 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.57 alpha : 90 beta : 45 gamma : 4512 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 alpha : 90 beta : 45 gamma : 4514_______16_______36 alpha : 90 beta : 45 gamma : 4516 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.59 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.78 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.40 alpha : 90 beta : 45 gamma : 4520 alpha : 90 beta : 45 gamma : 4505 alpha : 90 beta : 45 gamma : 4506 alpha : 90 beta : 45 gamma : 4507 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )32 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.57 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.84 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.57 alpha : 90 beta : 45 gamma : 4512 beta = acos( ( a^2 + b^2 - c^2 ) / (2ab) )7 alpha : 90 beta : 45 gamma : 4530 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.36 alpha : 90 beta : 45 gamma : 4516 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.59 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.74 First, calculate the length of all the sides. Then apply above formula to get all angles in radian. Then convert angles from radian into degrees.40 alpha : 90 beta : 45 gamma : 4536 alpha : 90 beta : 45 gamma : 4505 Làm thế nào để viết góc trong lập trình C?A = (180/pi)*asin(a/2*R ); . A = (180/pi)*asin(a/(2*R));
Làm thế nào để tìm các cạnh của tam giác trong C?Thuật toán. Bước 1. Khai báo 3 cạnh của tam giác. Bước 2. Nhập ba mặt vào thời gian chạy. Bước 3. Nếu side1 == side2 && side2 == side3 Chuyển sang bước 6 Bước 4. Nếu bên1 == bên2. bên2 == bên3. side3 == side1 Chuyển sang Bước 7 Bước 5. Khác Chuyển sang bước 8 Bước 6. In tam giác đều. |