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Here is a circle. The diameter of the circle is 9 cm. Work out the circumference of this circle. Give your answer correct to 3 significant figures. 12.11%2S:
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11 votes
Here is a circle.

The diameter of the circle is 9 cm.
Work out the circumference of this circle.
Give your answer correct to 3 significant figures.
12.11%2S:

User Rimble
by
5.0k points

1 Answer

6 votes
Radius is half d so r us 4.5
Formula is 2x pi x r
So 28.3 to 3 s.f.
User Logan Tegman
by
4.3k points
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