Question

ABCD is a quadrilateral such that angle A = Angle B and angle C = angle D prove that AD is equal to BC​

Answer 1

Answer:

In ΔABC and ΔADC,

∠BAC=∠DAC (given)

∠ACB=∠ACD (given)

AC=AC (common)

∴ΔABC≅ΔADC (ASA axiom)

∴AB=AD and CB=CD by CPCT.

Step-by-step explanation:

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