History, asked by riycherrai, 2 months ago

How many times a wheel of radius 21 cm must rotate to go 396 cm?

Answers

Answered by Karmanya08

0

Answer:

the wheel will rotate 700 times

Explanation:

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Answered by rahmanzoya237

0

Explanation:

Given, r=21 cm

circumference of a circle= πr²

=22/7 x 21 x 21

= 1386

rotating the wheel 1 time = 1386 cm

Hope It's Helpful

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