Question

rearrange the adjoining figure for you get the shaded area as half the area of the square
please answer fast...
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Answer 1

Dear friend,

Please find the attached picture.

Put the small semicircles protruding out of the square into it's quarters.

They for 4 right angle triangles

Arrange them to form 2 squares.

4 squares = 1 unit

So, 2 squares = 1/2 unit.

Hope it helps !!!