Help me with this please??????????
ABCF is a rectangle.
CDEF is a trapezium.
AE is a straight line.
AB = 9 cm, AE = 11 cm and DE = 5 cm.
The perimeter of rectangle ABCF is 28 cm.
Calculate the area of trapezium CDEF.
F
с
11 cm
А
9 cm
B
+
I

Help me with this please ABCF is a rectangle CDEF is a trapezium AE is a straight line AB 9 cm AE 11 cm and DE 5 cm The perimeter of rectangle ABCF is 28 cm Cal class=