In △ABC, if AB = AC, what can be proved about angles ∠B and ∠C using congruence?

Type: MCQ • Marks: 1

A. ∠B + ∠C = 90°

B. ∠B = 60° always

C. ∠B = ∠C (Angles opposite to equal sides are equal)

D. ∠B = 2∠C

Explanation

By drawing median/altitude AD, △ABD ≅ △ACD, proving ∠B = ∠C.

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Class 7th Ganita Prakash 2

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