Question

A copper wire when bent in the form of a square enclosed an area of 272 ¼ cm². If the
same wire is bent to form a circle , find its diameter​

Please give answer me

Answer 1

Step-by-step explanation:

C=πd=π·4≈12.56637cm

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Answer 2

ANSWER

Area of the square=484cm

2

∴ Side of the square =

484

=22cm

⇒ Perimeter of the square =4×22=88cm

∵ (Circumference of the circle) = (perimeter of the square)

⇒2πr=88

⇒2×

7

22

×r=88

∴r=

2×22

88×7

=14cm

∴ Area of the circle =πr

2

=

7

22

×14×14cm

2

=616cm

2