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Earn +20 ptsQ: What the radius of a cirlcle?
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How many vertices does a cirlcle have?
A circle has no vertices around it
Is diameter the measurement across a circle or the measurement around a cirlcle?
"Diameter" is the distance all the way across the circle, through the center."Radius" is 1/2 of the diameter ... the distance from the center to the curvy part of the circle."Circumference" is the distance all the way aroundthe circle.
How do you work out the circumference of a cirlcle?
Given the diameter of the circle, multiply it by π (approx 3.14159).
How do you find the gap of one cirlcle in a larger circle?
Find the area of both circles (A = πr2) and subtract the area of the larger circle from that of the smaller circle inside it.
How do you measure the circumference of a cirlcle?
You need to measure it with something flexible, like a string.If you know for sure it is a circle, it would be easier to measure the diameter, then multiply by pi.
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