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1 vote
The radius of a circle is 1 millimeter. What is the circle's circumference?

2 Answers

2 votes

Answer:

The circle's circumference is 2 pi ml

Explanation:

The formula for the circumference of a circle is 2
\pir, or diameter times pi.

In this case, we simply plug into the equation. Using the formula 2
\pir, we get 2(1)
\pi, or 2
\pi ml

User Lucubrator
by
3.4k points
2 votes

Answer:

C = 2pi mm or approximately 6.28 mm

Explanation:

The circumference of a circle is given by

C = 2 * pi * r

C = 2 * pi *1

C = 2pi

We can approximate pi by 3.14

C = 2*3.14

C =6.28 mm

User Anyone
by
3.1k points