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CBSE Class 10 Answered

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Asked by monicasyal | 20 May, 2010, 08:49: PM
answered-by-expert Expert Answer

In ABC, since A and B are acute angles the sides opposite to these angles, are

BC and AC respectively, and AB is hypotenuse.

Since cosA = cosB

BC/AB = AC/AB

BC = AC,

Hence

A = B

........... since angles opposite to equal sides in a triangle are equal.

Regards,

Team,

TopperLearning.

Answered by | 22 May, 2010, 06:17: PM

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