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If a circle is made from a thread, which has the radius of 56 cm, then what will be the area of the square, if the square is made with the same thread.

Option:
A. 49 Sq. cm
B. 196 Sq. cm
C. 1936 Sq. cm
D. 7744 Sq. cm
Answer: D . 7744 Sq. cm

Justification:

The length of the thread = Perimeter of the circle = 2 * (22 / 7) * 56 = 352 cm.

Side of the square  = 352 / 4  = 88 cm.

 

Area of the Square = 88 * 88 = 7744 Sq. cm.

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