Math, asked by vasanta372, 1 year ago

The radii of two circles are 20cm and 13cm.find the differences between their circumference.(take radi = 22/7)

Answers

Answered by Anonymous
93
Heya..

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Circumference of circle1 (C1) = 2* pi * r1

And

Circumference of circle2 (C2) = 2* pi * r2..

Hence C1 - C2

= 2* pi * r1 - 2* pi * r2

= 2*pi (r1 - r2)

= 2* 22/7 ( 20cm - 13cm)

= 44/7 * 7cm

= 44cm.

Hope it's helpful to u.

Answered by namgyal0711
1

Answer:

44cm

Step-by-step explanation:

its on top

mark me the brainliest if the ans was right

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