"Let `A B C D`be a parallelogram and `A B E F`be a rectangle with `E F`lying along the
Channel: Doubtnut
Date: 05/04/2020

"Let `A B C D`
be a
 parallelogram and `A B E F`
be a
 rectangle with `E F`
lying along
 the line `C D`
. If `A B=7c m`
and `B E=6. 5 c m`
, then the
 area of the parallelogram is
`11. 375 c m^2`
(b) `22. 75 c m^2`
(c) `45 c m^2`
(d) `45. 5 c m^2`"