Question

In a triangle ABC, angle BAC = 53° and angle ACB = 28°. If AB is produced to D, find angle CBD.​

Answer 1

Angle CBD= 81°

I hope it helps you...

Answer 2

81

Explanation:

∠CBD is the exterior angle of the ΔABC.

Exterior angle property:

Exterior angle equals the sum of opposite interior angles.

∠CBD = ∠ABC + ∠ACB

= 53 + 28

= 81°