3 Ways to Calculate the Diameter of a Circle
To find area from the circle’s diameter: a = pi (d/2)^2 a = π (d/2)2 Using the Diameter Calculator You can enter the diameter and then compute radius and circumference in
Early mathematicians went to a lot of trouble figuring out how to measure the circumference of a circle. Here's the formula they hit upon: Note: Because 2 x r is the same as
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The first step in measuring the diameter of a circle is to gather a measuring device, such as a ruler, meter stick or yard stick. The measuring device should be larger than