Fill in the blanks.
The radius of a circular field is $35 c m$ . The length of wire required for fencing it is $________$ .

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Solution

Perimeter of circle $= 2 πr$ , where $r$ is radius.
Perimeter of circle $= 2 \times \frac{22}{7} \times 35 = 220 c m$
Hence, $220 c m$ is the correct answer.

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Similar questions

A square field has side 20 m. Find the length of the wire required to fence it four times.

Find the length of a barbed wire required to fence a square field of side of $183 m$ , when the wire goes $4$ times round the field.

Fill in the blanks:

To find the length of wire required to fence a field, we find the ……. of the field.

196 {cm}^{2}

20.95 m

$ 0.345

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