two sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lentwo sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lengths of the sides of an isosceles triangle with the sa

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two sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lentwo sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lengths of the sides of an isosceles triangle with the sa

two sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lentwo sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lengths of the sides of an isosceles triangle with the sa
two sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the len
two sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lengths of the sides of an isosceles triangle with the same area,

two sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lentwo sides of a triangle have lengths 28.2cm and 18.8cm,the angle between them is 41.5,find the lengths of the sides of an isosceles triangle with the sa
有两边一角可以求出第一个三角形面积
sin41.5 * 28.2 * 18.8/2
有了面积,求等面积等边三角形边长
无解...确定不是正三角形?

我觉得这是一个有关三角形的问题，告诉你三角形的两条边分别为28.2cm and 18.8cm，然后又告诉你了，这两条边的夹角是 41.5度。求另外一条边的长度是多少？？
isosceles 这个单词是什么啊？有没有打错啊？

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