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The diameter of a circle is twice the radius.

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13y ago
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Q: If a circles radius is 2.5cm what is the diameter?
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Related questions

Is the radius of a circle half of the circles diameter?

Yes, the radius is half the diameter. (Eg, if the DIAMETER is 6, the RADIUS would be 3).


Radius is 3 cm what is diameter?

Since with circles the radius is half the diameter, the diameter would be 6 cm.


Is the ratio of the radius to the diameter of all circles?

The ratio of radius to diameter for any circle is 1/2


If the diameter of a circle is 8 inches what is the circles radius?

The radius will be half the diameter of 8 inches which is 4 inches


How do you find the area of a circles when you have the diameter?

Divide the diameter by 2 to get the radius then square the radius, and finally multiply by pie (3.14)


What is the ratio between a circles diameter and its radius?

It is: 2 to 1


Pi is the ratio of a circles circumfrance to its what?

diameter ------------- Diameter. The R (radius) of a circle multiplied by two equals the diameter.


What types of circles are there?

Radius, Diameter, Arc,Seicircle, Circumference and area.


What is the answer to circles and circumference?

circumference = 2*pi*radius or pi*diameter


If a circle has radius that is 12 feet how long is the circles diameter?

Since radius is half of a diameter, therefore 12 x 2 = 24


What is the circumference of a circle if the radius is 25cm?

to find the circumfrence you do pi times diameter ( 50* approx 3.14) which gives you 157cm


How do you calculate circumference?

to calculate circumference you find a circles radius or diameter. you do diameter times pi or radius times 2 times pi. the you have circumference!