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The radius is the distance from the center of the circle to its edge. The diameter is a straight line passing from one point on the edge to another which passes through the center. Draw these and you will see that the diameter is really just two aligned radii, so the radius is always exactly half of the diameter.
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Earn +20 ptsQ: What is the radius of a circle if the diameter is 8 inches?
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What is the diameter of circle if the radius is 4 inches?
8 inches; the diameter of a circle is twice its radius.
What is the radius of a circle if the diameter is 16inches?
8 inches. Radius is ½ diameter.
What is the diameter of a circle that has a radius of 4 inches?
The diameter is double the radius, so 8 inches.
If the diameter of the circle is 16 inches what is the radius in inches?
Radius of circle: 16/2 = 8 inches
What would be the redius of a circle with a diameter of 8 inches?
The radius is one half the diameter so if the diameter is 8 inches then the radius is 4 inches.
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