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Q: What is the circumference if radius is 8cm?

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It has a circumference of 50.3cm

The radius is 1.27cm

the answer is 20.54

Circumference of a circle: 2*p*radius or pi*diameter

It depends on the ratio of what of the circle? Its circumference, diameter, area?

C=3.14*d<----diameter d=r*2 ex: what is the circumference of a circle if the radius is 4cm? 4*2=8cm 3.14*8=25.12cm c=25.12cm

The diameter of a circle may found by dividing the circumference by pi. 8cm/3.1416=2.546cm

It is 25.1 cm.

The volume is 1608.5cm3

Circumference of a circle = 3.14 x d 3.14 x 8 = 25.12 Therefore the circumference of a circle with the diameter of 8cm is 25.12cm.

It is 4 cm.

A = 5.093 cm2

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