Question

Pls solve ques 14 it's urgent

Answer 1

hey
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ar(∆ADC) =ar(∆ACE)
•by theorem we know that area of ∆s on same base and between same paralles are equal in area

adding same areas on both sides

ar(∆ADC) + ar(∆ABC) = ar(∆ACE) + ar(∆ABC)

ar of quad(ABCD) = ar of (∆ABE)
•prooved

hope helped
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Answer 2

proof given in attachment !!

hope it helps !!

All the best !!