Question

if angle A and angle B are acute angles such that cosA =cos B. Then show that angleA=angle B​

Answer 1

here is your answer,

cosA=cosB

AC/AB=BC/AB

So,

AC=BC

therefore,

angleA=angleB

(angle opposite to equal sides are equal)

I hope this will help you ☝☝☝

Answer 2

Step-by-step explanation:

see the attachment

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