ABCD is a trapezium in which AB||DC,AB=16 cm and DC=24 cm.If E and Fa re respectively the midpoints of Ad andf BC,prove that ar(ABFE)=911ar(EFCD).

ABCD is a trapezium in which AB||DC,AB=16 cm and DC=24 cm.If E and Fa

1.	ABCD is a trapezium in which AB\|\|DC,AB=16 cm and DC=24 cm.If E and Fa re respectively the midpoints of Ad andf BC,prove that ar(ABFE)=911ar(EFCD).
Answer» ABCD is a trapezium in which AB\|\|DC,AB=16 cm and DC=24 cm.If E and Fa re respectively the midpoints of Ad andf BC,prove that $a r (A B F E) = \frac{9}{11} a r (E F C D)$ .