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Approx. circumference = multiply diameter by 22 and divide the product by 7.

Exact circumference = Pi x diameter.

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Q: What is used to calculate the approximate circumference of a circle?
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Related questions

Pi can be used to calculate the blank of a circle?

Pi can be used to calculate the area of a circle Pi can be used to calculate the circumference of a circle


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Archimedes created the formula for measuring the circumference of a circle he used many-sided polygons, both inside and out to approximate it.


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What does the radius of each circle represent in science?

In science, the radius of a circle typically represents the distance from the center of the circle to any point on its circumference. This can be used to calculate various properties such as area, circumference, and relationships between different geometric shapes.


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How do you get circumference?

Radius of circle times 2, multiply that by pi (3.14 for easyish reckoning), and that's the circumference of a circle. The circumference of an object is the distance around the outside or perimeter. Different formulae are used to calculate this depending on the shape.


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Since pi is the ratio of the circumference of any circle to its diameter, it comes up any time a radius or diameter is used to calculate most other characteristics of a circle or a sphere, such as circumference, area, surface area or volume, or whenever any of those characteristics are used to calculate a radius or diameter.


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It is used to calculate the circumference and the area of a circle, the surface area and volume of a sphere, to calculate areas and volumes of some other geometrical figures, and in several applications in advanced math that are seemingly unrelated to the circle.


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