I cut a triangle ABC out of a piece of paper. I found out that sinA+sinB+sinC=5/2 and a/sinA=16. What is the triangle’s perimeter?
1 Answer
Mar 20, 2018
Permeter
Explanation:
By sine rule for a
where
Given
and
combining [1] and [2] we get
Hence
Inserting these in [3] we get
So Perimeter