Question

5. ABCD is a quadrilateral such that AB = AD and BC = CD. Prove that the diagonal AC
bisects angleA and angleC.
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Answer 1

Answer:

Step-by-step explanation:

in Δ ABC  and ΔADC

∠BAC = ∠DAC (given)

∠ACB = ∠ACD (given)

AC = AC (common)

∴ Δ ABC ≅ ΔADC (ASA axion)

∴ AB = AD and CB = CD by CPCT

Answer 2

Step-by-step explanation:

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