4 years ago

Suppose the radius of a circle is 3 units. what is it’s circumference

Mathematics

1 answer:

leva [86]4 years ago

3 0

Answer:

$\large\boxed{C=6\pi\approx18.84}$

Step-by-step explanation:

The formula of a circumference of a circle:

$C=2\pi r$

r - radius

We have r = 3.

Substitute:

$C=2\pi(3)=6\pi$

You can use the approximation of a π:

$\pi\approx3.14\\\\C\approx(6)(3.14)=18.84$

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