brookiebrook123 brookiebrook123

30-03-2017
Mathematics

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The diameter of a round skating rink is 18m. Find the circumference of the rink to the nearest meter.

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Аноним Аноним

30-03-2017

As the diameter is 18, a radius is half the diamater ergo the radius is 9.

Use the circumference formula:
[tex]2 \pi r [/tex]

So, adapted it would be:
2 * π * 9 which would be 56.7.

The circumference is 57m.

Hope this helps!

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