lianjack0815 lianjack0815
  • 22-02-2021
  • Mathematics
contestada

The circumference of a circle is 32 cm which is the closest to the diameter

Respuesta :

erinna erinna
  • 28-02-2021

Given:

The circumference of a circle is 32 cm.

To find:

The diameter of the circle.

Solution:

We know that, circumference of a circle is

[tex]C=2\pi r[/tex]

It can be written as

[tex]C=\pi d[/tex]              [tex][\because d=2r][/tex]

Where, r is the radius of the circle and d is the diameter of the circle.

The circumference of a circle is 32 cm.

[tex]32=\pi d[/tex]

[tex]\dfrac{32}{\pi}=d[/tex]

[tex]\dfrac{32}{3.14}=d[/tex]

[tex]d\approx 10.19[/tex]

Therefore, the diameter of the circle is about 10.19 cm.

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