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The points D, E and F are the mid-points...

The points D, E and F are the mid-points of AB, BC and CA respectively.

(Note:The figure is not to scale.)
What is the area of the shaded region?

A

2 sq units

B

`3/2`sq units

C

`1/2`sq units

D

`(2 sqrt (26-1))`sq units

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