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Finding radius from diameter of a circle

This math skill teaches how to find the radius of a circle by dividing the diameter by two.

Learn finding radius from diameter of a circle

Teaching Transcript

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Find the radius of a circle with diameter 12

The radius of a circle is always half its diameter

Our diameter is 12, so that means our radius will be 6

Skill Practice

Finding radius from diameter of a circle

Test your understanding of finding radius from diameter of a circle by practicing it! Work through the below exercises to use it in practice.