Question

In the following figure,

∠AOD is a/an ______ angle

Answer 1

In the following figure,

∠AOD is a/an right angle

Explanation:

Since, ∠AOD = ∠AOB + ∠BOC + ∠COD

= 30° + 20° + 40°

= 90°

So, ∠AOD = 90° is a right angle.