Question

Can any one plz ans 20 a) only

Answer 1

Answer:

20 i)calculate EF

If ABllEF,

From Theoram:- If the opposite side are parellel it means it is a parllelogaram.

THEN ABFE is a llgm

From Theoram:- if the opp side of llgm are parallel it means its opp side are also equal.

If ABllEF

THEN,AB=EF=15