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If E ,F ,G and H are respectively the mi...

If `E ,F ,G` and `H` are respectively the mid-points of the sides of a parallelogram `A B C D ,` show that `a r(E F G H)=1/2a r(A B C D)`

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In parallelogram ABCD,
`AD = BC` and `AD || BC `(Opposite sides of a parallelogram are equal and parallel)
`AB = CD` (Opposite sides of a parallelogram are equal)
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