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bixtya [17]
3 years ago
13

How do you find the radius of a circle​

Mathematics
2 answers:
nlexa [21]3 years ago
6 0

Answer:

Step-by-step explanation:

if you are given diameter ,then radius=diameter/2

if you are given the co-ordinates of extremities of diameter then find diameter by distance formula and then radius as given above.

if area is given the area=πr²

r=√(area/π)

if circumference C is given then C=2πr

r=C/2π

tia_tia [17]3 years ago
3 0

Answer:

To calculate the radius of a circle by using the circumference, take the circumference of the circle and divide it by 2 times π.

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