Question

wrong answers will be reported on the spot

Answer 1

Hi , there !!!

in simple way .


AB || CD

so ,

< CBA = < BCD ( alternate interior Angle )


and < BAD = < ADC ( alternate interior Angle ).


and.

( AB = CD ) ( given ) .


so , the ∆ ABO congruent to ∆ OCD


{ by ASA }



hope it helps you !!!

thanks !!!

Ranjan kumar