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In a parallelogram show that the angle bisectors of 2 adjacent angle intersect at the right angle.

URGENT!!

1
by Yasmin

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URGENT!!

by Yasmin

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Draw the angle bisectors of

Let their intersection point be O.

Now . We know that

Divide both sides by 2

1/2 of

=>

In triangle AOB

=>

Hence, proved that in a parrallelogram angle bisectors of 2 adjacent angles intersect at a right angle