If E, F, G and H are respectively the mid-points of the sides of a parallelogram ABCD show that ar(EFGH)=12ar(ABCD)

If E, F, G and H are respectively the mid-points of the sides of a par

1.	If E, F, G and H are respectively the mid-points of the sides of a parallelogram ABCD show that ar(EFGH)=12ar(ABCD)
Answer» If E, F, G and H are respectively the mid-points of the sides of a parallelogram ABCD show that $a r (E F G H) = \frac{1}{2} a r (A B C D)$