Wire of metal is on the form of a square whose perimeter is $88$ metres. It is cut and a circle is formed. What is the diameter of this circle?

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Solution

The perimeter of the square wire
$=$ the circumference of the circle
If $r$ is the radius of the circle, then
$2 π r = 88$
i.e., $r = \frac{88}{2 π} = \frac{88}{2} \times \frac{7}{22} = 14 m$
$∴$ diameter of the circle is $28 m$

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Wire of metal is on the form of a square whose perimeter is 88 metres. It is cut and a circle is formed. What is the diameter of this circle?

The perimeter of the square wire= the circumference of the circleIf r is the radius of the circle, then2πr=88i.e., r=882π=882×722=14m∴ diameter of the circle is 28m

Wire of metal is on the form of a square whose perimeter is $88$ metres. It is cut and a circle is formed. What is the diameter of this circle?

The perimeter of the square wire
$=$ the circumference of the circle
If $r$ is the radius of the circle, then
$2 π r = 88$
i.e., $r = \frac{88}{2 π} = \frac{88}{2} \times \frac{7}{22} = 14 m$
$∴$ diameter of the circle is $28 m$