Question

in fig. 9.22,ABCD and AFEB are parallelograms. prove that CDEF is a parallelogram

Answer 1

hi,
ABCD IS PARALLELOGRM 
AFBE IS PARALLELOGRAM
AB IS PARALLEL TO CD AND EF 
SO CD IS PARALLEL TO EF 
SIMILARLY AB=CD AND AB=EF 
SO CD=EF
WHEN OPPOSITE SIDES ARE EQUAL AND PARALLEL THE QUADRILATERAL IS PARALLELOGRAM. 

Answer 2

Answer:

thank u for giving this answer