A triangle has sides A, B, and C. The angle between sides A and B is #pi/8#. If side C has a length of #32 # and the angle between sides B and C is #pi/12#, what is the length of side A?
1 Answer
Mar 16, 2016
Explanation:
Angle measured
Angle measured
Using the Law of Sines,
from which follows that
Let's determine the values of these two sines.
We will use the following trigonometric identities:
and, hence,
Using the above,
Therefore,