How do you solve the triangle given a=21.5, b=13, C=38?
1 Answer
Feb 17, 2018
Explanation:
We use law of cosines to find side c.
Square rooting both sides, we get
From there, we can use law of sines to find angle B.
Solving, we get
Using
Subtracting from 180 to find the third angle,we get