Math, asked by suhani5007, 6 months ago

Find the circumference of a circle whose diameter is 10.5 cm​

Answers

Answered by menithat
1

Answer:

131.95

Step-by-step explanation:

C=2πr

=2·π·21

≈131.94689

So 2 decimal place is 131.95

Answered by Anonymous
1
AnSwEr -:


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Circumference of circle = 33 cm

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The circumference of circle -:

“2 π r”

R = Radius

π = 22/7 or 3.14

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Radius of circle -:

“R= D/2”

R= Radius

D= Diameter

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Step by Step Explanation-:

Given -:

R = Radius = 10.5 / 2

= 5.25 cm



To find,



The circumference of circle -:

“2 π r”

R = Radius = 5.25 cm

π = 22/7 or 3.14


2 x 22/7 x 5.25

10.5 x 22/7

= 33 cm

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Circumference of circle = 33 cm

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