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  1. www.omnicalculator.com › math › radius-of-a-circleRadius of a Circle Calculator

    6 dni temu · The radius of a circle calculator returns the length of a circle's radius based on the input data: the circumference, area, or diameter.

  2. www.omnicalculator.com › math › circumferenceCircumference Calculator

    2 dni temu · To find the radius of a circle with a circumference of 10 centimeters, you have to do the following: Divide the circumference by π, or 3.14 for an estimation. The result is the circle's diameter, 3.18 centimeters.

  3. www.wikihow.com › Calculate-the-Radius5 Ways to Calculate the Radius of a Circle - wikiHow

    6 dni temu · To calculate the radius of a circle by using the circumference, take the circumference of the circle and divide it by 2 times π. For a circle with a circumference of 15, you would divide 15 by 2 times 3.14 and round the decimal point to your answer of approximately 2.39.

  4. www.khanacademy.org › v › finding-radius-and-diameter-from-circumferenceRadius & diameter from circumference (video) | Khan Academy

    The formula to find the area of a circle is: Area = pi times the radius squared. The radius is a line that starts at the center of the circle and goes to the edge. If you cut the circle in half, the radius would be the distance from the center to the edge.

  5. www.khanacademy.org › cc-7th-area-circumference › aRadius, diameter, & circumference | Circles (article) | Khan...

    Once you have the radius you times the radius by 2 and times it by pie and then you get the circumference. Here are the two different formulas for finding the circumference: C = πd

  6. www.sensorsone.com › circle-circumference-to-radius-calculatorCircumference to Radius of Circle Calculator - SensorsONE

    This tool will calculate the radius of a circle from the circumference, and will convert different measurement units for circumference and radius r=C/2π.

  7. www.calculator.net › circle-calculatorCircle Calculator

    Circle formulas. This calculator computes the values of typical circle parameters such as radius, diameter, circumference, and area, using various common units of measurement.