Question

Which is best estimate of the circumference of this circle when radius is 3

A.3 units
B.6 units
C.42 units
D.18 units

Answer 1

D/About 18.85

Explanation:

So, Using the Circle Circumfrince Formula:

`A=2\pi r\\A=6\pi \\A=18.85....`

There you go!

Hope this helps!

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