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Elina [12.6K]
3 years ago
13

Find the circumfrence of the circle. Radius is 13. --- PI units

Mathematics
2 answers:
ANEK [815]3 years ago
7 0
C = 2 pi r
C = 2(13) pi
C = 26 pi
Mumz [18]3 years ago
3 0

Hey!!

<em>How do we find the circumference of a circle? </em>

=> In order to find the circumference of a circle, we will have to use the formula 2πr

... r is the radius.

Given :-

Radius is 13

Then,

circumference would be :

...2π13

... 26π

<u><em>Hence, the answer is 26π</em></u>

Hope my answer helps!

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Please help me <br> Find x
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Given, that the diameter of the inner semicircles is 9 cm and the width between the outer and inner semicircles is 2 cm.

The radius of the inner semicircle =4.5 cm and the radius of outer semicircle =5.5 cm (∵Diameter=9+2=11 cm)

We need to find the perimeter of the entire figure.

<h3>What is the perimeter?</h3>

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