Question

please answer the given quadilateral question...​

Answer 1

f=55

here your answer I think that that opposite angle o parrallogram

Answer 2

Hey appu here is your answer....
The required angle is 55°.

$in \: \: a \: \: parallelogram \: \:opposite \: \: \\ angles \: \: are \: \: equal. \\ a = f \: \: \: and \\ a = c \\ = > f = c \\ and \: \: c = 55 ° \\ so \: \: angle \: \: f \: \:i s \: \: also \: \: equal \: \: to \\ 55° \: \: .$

Hope it helps you sis...
Regards !!!