a square shaped wire is opened out and made into a circle of area 616 cm square . Find the radius of the circle and it's circumference. Also find the side of the original square
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Since, area of a circle= 616cm square
πr square=616
r square= 616×7/22
r square= 28×7
r square= 196
r= 14 cm
Also, circumference of a circle= 2πr
= 2×22/7×14
= 2×22×2
=88cm
Therefore,Side of the square= radius of the circle
=14cm
πr square=616
r square= 616×7/22
r square= 28×7
r square= 196
r= 14 cm
Also, circumference of a circle= 2πr
= 2×22/7×14
= 2×22×2
=88cm
Therefore,Side of the square= radius of the circle
=14cm
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