# A triangle has sides A, B, and C. If the angle between sides A and B is #(pi)/8#, the angle between sides B and C is #(2pi)/3#, and the length of side B is 5, what is the area of the triangle?

##### 1 Answer

Jul 14, 2017

The area of the triangle is

#### Explanation:

The angles are

This is an isoceles triangle.

We apply the sine rule to the triangle

The area of the triangle is