231
Lesson 231 of 500 ยท Extra Passages
โญ 30 XPCircles Circumference Part 4
๐Story Brief #231
The circumference of a circle is the distance around the circle.
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The circumference of a circle is the distance around the circle. It can be thought of as the circle's 'perimeter.' To find the circumference, you can use the formula C = 2ฯr, where C is the circumference, ฯ (pi) is approximately 3.14, and r is the radius of the circle. For instance, if you have a circle with a radius of 5 centimeters, you would calculate the circumference as follows: C = 2 ร 3.14 ร 5, which equals about 31.4 centimeters. This means if you walked around the circle, you would cover approximately 31.4 centimeters. Understanding how to calculate circumference is useful in many real-life situations, like when measuring circular objects or planning circular gardens.
Check Your Understanding
Question 1
1 of 2What is the formula to calculate the circumference of a circle?
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