Question

In the given figure OA, andOB are opposite rays. Find the value of x. Further find AOC and BOD

Answer 1

Answer:

A straight angle always measures 180°

Given that, ∠AOC+∠BOD=90°

But, ∠AOC+∠BOD+∠COD=180°

(straight angle)

∴∠COD = 180 - ∠AOC+∠BOD

∴∠COD = 180−90=90°