Question

Prove that if the two arms of an angle are perpendicular to the two arms of another angle,
then the angles are either equal or supplementary.
please give the answer​

Answer 1

Step-by-step explanation:

Consider be angles AOB and ACB From (i) and (ii) ∠ACB = ∠AOB = 90o Hence, the angles are equal as well as supplementary.

Answer 2

Step-by-step explanation:

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