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Q: What is the area of a 8cm circle?

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Area of a circle = pi*radius2

A = 5.093 cm2

the answer is 20.54

Using 3.14 as Pi the area of circle is: 200.96

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

Multiply the diameter by the value of Pi - and you'll have your answer !

That would depend on its radius which has not been given but the area of a circle is pi times radius squared

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.

A square of perimeter 32cm has 4 sides of length 8cm. Area = Side1*Side2 Area = 8cm*8cm Area=64cm2

16 cm

A rectangle that is 2cm by 4cm has an area of 8cm. It also has a perimeter of 12cm.

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

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