A wire in the shape of a square of side 11m is rebent intothe shape of a circle.Find the area of the circle?
Subject
Level
Junior High
Grade
7

Answer

154 square metres.

Steps

Perimeter of the square is 4x11 metres.

44 metres.

The perimeter of the circle will be the same.

2x(pi)xR eq 44

R eq. (44)/(2x(pi))

44/(2x(22/7) 

Eq (44x7)/(2x22)

      7 metres

Area of cirlcle eq

(Pi)x(R**2)

(22/7)x(7x7)

154 sq metres

 

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