Question

plzz ans question no 22 a and 22 b

Answer 1

perimeter of triangle. and the other hand in the other day is so I

Answer 2

ABCD AND ABEF IS A PARALLOGRAM
THEREFORE:AB=CD & AB ll CD. --------EQ1
AB=EF & AB ll EF. ---------EQ2
(FROM EQ 1&2)
FE=CD &FE ll CD. {SINCE WE KNOW THAT one pair of opposite side are equal and parallel then it is a PARALLOGRAM. -- (a)--------