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Q: How do you get the diameter from the radius?

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The radius is half the diameter. So, if the diameter is 8, then the radius is 4.

diameter = 2*radius

The diameter of a circle is twice its radius.

i think the radius is half of the diameter

If the diameter is 15 then the radius is 7.5.

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Radius = Diameter/2 Diameter = 2* Radius

radius = diameter/2

A radius is one half of a diameter so divide by two to get from a diameter to a radius. Or you can multiply the radius by 2 to get to the diameter.

The length of a radius is not the length of a diameter. The diameter is two times the length of the radius.

A radius is half of a diameter. Example Diameter:4 Radius:2

The radius is half the diameter. So, if the diameter is 8, then the radius is 4.

diameter is longer. radius is half of diameter

It is half of the diameter or radius = diameter/2

the radius is one-half the diameter radius = diameter/2 diameter = 2 x radius

When you have the radius of a circle and you are trying to find the diameter, multiply the radius by two; the answer is the diameter. If you have the diameter and want to find the radius, divide the diameter by two; the answer will be the radius. The diameter is 54 centimeters.

diameter = 2*radius

Radius = 1/2 of diameter

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