Question

in a triangle ABC , if AB=AC and angle B=70 degree , then angle A will be

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

ANSWER⛄⛄

Given: -

In a Δ ABC, AB = AC and ∠B = 70°

∠B = ∠C [Angles opposite to equal sides are equal]

Therefore, ∠B = ∠C = 70°

Sum of angles in a triangle = 180°

∠A + ∠B + ∠C = 180°

∠A + 70° + 70° = 180°

∠A = 180° – 140°

∠A = 40°

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