wwemaster917 wwemaster917
  • 18-02-2020
  • Mathematics
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How to find the circumference of a circle that is 42m and has diameter

How to find the circumference of a circle that is 42m and has diameter class=

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Ursus Ursus
  • 19-02-2020

Answer:

Circumference of the circle is [tex]131.88m[/tex]

Step-by-step explanation:

we have to find the circumference of the given circle.

Given:

                     Diameter=42 m

          [tex]\\diameter=2*radius\\42 =2*radius\\radius=42/2\\radius=21 m[/tex]

Circumference of a circle= [tex]2\pi r[/tex]

                          [tex]=2*\pi *21\\=2*3.14*21\\=42*3.14\\=131.88[/tex]

So, the circumference of the circle is [tex]131.88m[/tex]

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