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A cup has a circumference of 28 cm. Approximately what is the diameter?
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A cup has a circumference of 28 cm. Approximately what is the diameter?

User Barry Brown
by
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1 Answer

5 votes

Answer:

The diameter is approximately 8.9 cm

Explanation:

The circumference is given by

C = pi *d

28 = pi *d

Divide each side by pi

28/pi = d

We can approximate pi by 3.14

28 /3.14 =d

8.917 = d

The diameter is approximately 8.9 cm

User Waldo Jeffers
by
5.1k points
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