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 #16 # and the angle between sides B and C is #pi/12#, what is the length of side A?
1 Answer
Mar 25, 2017
Explanation:
sine rule:
the uppercase letters are sides, while the lowercase letters are angles opposite the sides.
angle
angle between
angle between
using the sine rule,
multiply by
using a calculator with the radians (Rad) setting: