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Earn +20 ptsQ: When adding a radius do you multiply?
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What does it mean to square the radius?
It means to multiply the radius by itself: radius x radius
How do you find the diameter if you have the radius?
The diameter is twice the radius. So multiply the radius by 2
What is a radius square?
When you try to figure out an area of a circle, you square the radius, then multiply it by pi to get the area of a circle. A radius square is radius x radius, or radius squared.
How you find the diameter if you are given the radius?
What you would do is just multiply the radius by 2 because radius is 1/2 of the diameter.Example:A circle has a radius of 8 cm. What is the diameter?Just multiply 8 times 2 = 16The diameter of the circle is 16 cm.
If the radius of a circle is 20 what is the diameter?
The radius is 1/2 of the diameter, so if the radius is 20 units then the diameter is 40 units. You multiply the radius by 2 to get the diameter.
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