# A triangle has sides A, B, and C. The angle between sides A and B is #pi/4# and the angle between sides B and C is #pi/12#. If side B has a length of 17, what is the area of the triangle?

##### 1 Answer

Apr 1, 2018

I get

#### Explanation:

First find the third angle, between sides A and C:

Now, Use the Law of Sines to find a second side. We choose side A and must know the sine of

And then the Law of Sines gives:

Now that we have two sides A and B, we can take half their product time the sine of the included angle:

Area=