How Do You Find the Diameter of a Circle if You Know its Radius?

How Do You Find the Diameter of a Circle if You Know its Radius?

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When you know the radius of a circle, you can find the diameter of that circle with a simple multiplication problem! Follow along with this tutorial to learn how to find the diameter of a circle when you're given the radius.

Circles are a fundamental part of math! In this tutorial, you'll be introduced to circles and see the different parts of a circle such as the diameter, radius, and chord. Check out this tutorial to learn about circles!

Multiplying integers is just like performing a bunch of additions of the same integer! Check out this tutorial and see how much multiplying and repeated addition have in common.

The circumference of a circle is the distance around that circle. But what is the formula to find the circumference? In this tutorial, you'll learn the formulas for the circumference of a circle. Take a look!