danielahchf danielahchf

15-10-2018
Mathematics

contestada

Triangle ABC is similar to triangle QRS by the AA Similarity Postulate. Also, m∠A = 72° and m∠S = 56°. What is m∠B?

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jimrgrant1 jimrgrant1

15-10-2018

∠B = 52°

Since the triangles are similar then

∠C = ∠S = 56°

∠B = 180° - (72 + 56)° = 52°

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