13-04-2015
Mathematics

contestada

Using the formula C=2×n×r find the circumference of a circle of radius 5cm (n=3.14)

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jositasoares jositasoares

13-04-2015

The answer is 31.4 just do 3.14 times 5 times 2

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cclemeno cclemeno

13-04-2015

Substitute the information into the formula

C= 2 x 5 x 3.14
C= 10 x 3.14
C=31.4

Hope this helps

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