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2 years ago

11

Given: ABCD is a parallelogram. Prove:

1 answer:

Zina [86]2 years ago

3 0

Answer:

in a quadrilateral, each pair of opposite angles is equal, then it is a parallelogram. Given : ABCD is a quadrilateral in which ∠A = ∠C and ∠B = ∠D . We know that the sum of the angles of a quadrilateral is 360o. Hence, ABCD is a parallelogram.

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