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Q: Do you multiply the diameter by 2?
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How 2 find the diameter?

multiply radius by 2


How do you find the diameter given the raduis?

Multiply by 2 ! A radius is half a diameter !


If you are given a radius and asked to find the diameter what do you do?

You just multiply the given radius by 2. That is diameter is just double of the radius. This is universal formula.


What is the circumference of a circle of radius 73 cm?

What we do is that we multiply the radius with 2 to find the diameter, and then multiply the diameter with 3.14 (pi). 73 * 2 * 3.14 = 458.44


How dou find diameter?

You measure it. If you know the radius (of a circle), you multiply it by 2 to get the diameter. If you know the circumference of a circle, you divide by pi to get the diameter.You measure it. If you know the radius (of a circle), you multiply it by 2 to get the diameter. If you know the circumference of a circle, you divide by pi to get the diameter.You measure it. If you know the radius (of a circle), you multiply it by 2 to get the diameter. If you know the circumference of a circle, you divide by pi to get the diameter.You measure it. If you know the radius (of a circle), you multiply it by 2 to get the diameter. If you know the circumference of a circle, you divide by pi to get the diameter.


How do you get the diameter from the radis?

The radius is always one-half the diameter so multiply the radius by 2 to get the diameter.


How do you find the diameter when you know the radious?

multiply by 2


How do you change a radius to a diameter?

Multiply the radius by 2.


How do you find the diameter if you have the radius?

The diameter is twice the radius. So multiply the radius by 2


How do you find a diameter?

To find the diameter of a circle you multiply the radius by 2 or d=r2


What is the circumfrance of a 15 ft circle?

If that's the diameter, multiply the diameter by pi (which is about 3.1416). If it's the radius, multiply it by (2 x pi).


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.