Question

anybody PL answer this question
please

Answer 1

Hi friend!
Let's see,

Given that:
l || m

So,
ACH = EAC (alt. int. angles)
ACD = DCH (bisected portions)
EAB = BAC (bisected portions)
Since, ACH = EAC,
Angles ACD = DCH = EAB = BAC.

This proved that AB || CD.

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