For US nickels, 21.2 mmBut I think you mean "how wide" or "what's the diameter". Circles don't have length, remember.
Million. ('thousand thousand')
Wide range basically means allot.
The wheels on the bus go round and round... Along with the wheels on the car, bike, lorry, etc - all circles.
If you mean square units within a circle then it is:- Area = pi*radius squared
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Water particles move in circles
The planets move on little circles that move on bigger circles.
ptolemy did something
They move in circles to burrow themselves in the ground.
A man who travels in circles.
For US nickels, 21.2 mmBut I think you mean "how wide" or "what's the diameter". Circles don't have length, remember.
If you mean what are the waves called that spread outwards in circles, those are called capillary waves, or ripples.
stars don't move, the earth does.
They move in a circular motion
The action "to stir" is a verb. 1) Move liquid solution in circles. 2) Move slightly, slowly, or carefully 3) Begin a period of wakefulness
Move your arm in circles