Question: Prove the two other forms of the formula given in Problem 25. Data from problem 25 If two angles and the included side are given,

Prove the two other forms of the formula given in Problem 25.

c2 sin A sin B b? sin A sin C and K = K 2 sin B 2 sin C

Data from problem 25

If two angles and the included side are given, the third angle is easy to find. Use the Law of Sines to show that the area K of a triangle with side a and angles A, B, and C is

c2 sin A sin B b? sin A sin C and K

c2 sin A sin B b? sin A sin C and K = K 2 sin B 2 sin C

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