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3 votes
Work out the perimeter of a circle with radius 3cm.

Give your answer in terms of
\pi

User Mokuril
by
8.6k points

1 Answer

7 votes

Answer:

6π cm

Explanation:

For a circle, the perimeter is equal to the circumference. The formula for the circumference of a circle is ...

C = 2πr

where r is the radius of the circle.

__

using the formula

Substituting the given value of radius into the formula gives ...

C = 2π(3 cm)

C = 6π cm

The perimeter of the circle is 6π cm.

User Andy Dufresne
by
8.2k points

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