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Help Please! The circumference, c, of a circle varies directly as the diameter. If the circumference is 44cm when the diameter is 14 cm, find the circumference when the diameter…

Help Please! The circumference, c, of a circle varies directly as the diameter. If the circumference is 44cm when the diameter is 14 cm, find the circumference when the diameter…
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Help Please!

The circumference, c, of a circle varies directly as the diameter. If the circumference is 44cm when the diameter is 14 cm, find the circumference when the diameter is 21 cm.

User Mick MacCallum
by
8.9k points

1 Answer

4 votes

Answer:

C = 66 cm

Explanation:

C = pi*diameter

C = pi*21

C= 65.9734457254

C is around 66 cm (when rounded to whole number)

User Armen Mkrtchyan
by
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