Q: A radius of a circle is 8 what is the diameter?

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8 inches; the diameter of a circle is twice its radius.

8 inches. Radius is ½ diameter.

If the radius is 8 feet then the diameter will be 16 feet.

Radius of circle: 8/2 = 4 inches

Radius = Diameter / 2 In this case, diameter = 8 cm so radius = 4 cm

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Radius = 1/2 diameter. So, if the diameter is 8", then radius of the circle is 4".

Radius is one-half of the diameter of a circle. Therefore, the radius of an eight-inch diameter circle is four inches. The diameter of a circle is a straight line joining a point on the circumference through the centre to the 'opposite' point on the circumference.

8 inches; the diameter of a circle is twice its radius.

8". Radius is half the diameter.8"

Diameter = double the radius = 16

8 inches. Radius is ½ diameter.

Diameter is 16. The radius is half its diameter

8 units; the diameter of a circle is twice its radius.

If the radius is 8 feet then the diameter will be 16 feet.

Radius of circle: 8/2 = 4 inches

Radius = Diameter / 2 In this case, diameter = 8 cm so radius = 4 cm

The diameter is double the radius, and the radius is 1/2 of the diameter.If the radius is 8 cm, then the diameter is 16 cm.