1.

A piece of paper is in the shape of a square of side 1 m long. It is cut at the four corners to make a regular polygon of eight sides (octagon), then the area of the polygon is

Answer»

`2(SQRT2 - 1)m^(2)`
`(sqrt2 - 1)m^(2)`
`1/sqrt2 m^(2)`
NONE of these

ANSWER :a


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