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Q: If the diameter is 20 inches what is the radius?

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20 inches will be the 'diameter' so the 'radius' will be 10 inches.

The radius will be half the diameter which is 20/2 = 10 inches

The answer will depend on what is 20 inches: the radius or diameter or something else.

The radius is half the diameter. The diameter is twice the radius. If the radius is 10 inches, the diameter is twice that, or 20 inches. The radius is any straight line that connects a point on the circle with it's center. The diameter is a line segment that connects two points on a cirle throught the center of the circle.Answer:Let r be the radius of the circle and d be the diameter of the circle. We know that the diameter = 2 * radius of the circle. Given the radius r = 10 inches. Diameter d = 2 * 10 Diameter = 20 inches.

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A circle 14 inches in diameter has a radius of 7 inches, and a circle having a radius of 7 inches has a diameter of 14 inches.

20 (cm) 8 inches

The radius of a circle is one-half of the circle's diameter. So if the radius is 12 inches, the diameter is 24 inches.

Radius = Diameter/2 so the radius of a "a" is 4 inches.

Radius is merely..., diameter/2 3 inches/2 = 1.5 inches in radius ==============

4 inches. The radius is half of the diameter

Radius = diameter/2 = 24 inches

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