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ABCD is a parallelogram in which diagona...

ABCD is a parallelogram in which diagonals AC and BD intereset at O. If E, F, G and H are the mid points of AO, DO, CO and BO respectively, then the ratio of the perimeter of the quadrilateral EFGH to the perimeter of parallelogram ABCD is:

A

`1:4`

B

`2:3`

C

`1:2`

D

`1:3`

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