Question

in ∆ABC and ∆XYZ, if angle A and angle X are acute angles such that cos A = cos X then show that angle A = angle X.
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Answer 1

Answer:

cosA=COSX

=AC/AB=XZ/XY

Step-by-step explanation:

HERE AC =XZ AND AB =XY

:. ANGLE A =ANGLE X

ANGLES OPPOSITE TO EQUAL SIDES ARE EQUAL