Circles: Radius, Diameter, Circumference, Area

Print out these worksheets on circles.  Practice naming circles and calculating circumference, radius, diameter, and area of a circle.

Click on the the core icon Common Core below specified worksheets to see connections to the Common Core Standards Initiative.

Circumference and Area (Intermediate)
The diameter of each circle is shown.  Students must calculate the circumference, or the distance around the circle.
6th through 8th Grades
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The radius of each circle is drawn. Pupils must figure out the distance around the edge of the circle, or circumference.
6th through 8th Grades
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Each circle picture shows a radius or diameter.  Students must use this information to figure out the circumference.
6th through 8th Grades
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Students measure various circular objects and divide the circumference by the diameter to get pi.
7th and 8th Grades
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Students answer the short answer questions about circles, circumference, and pi.
6th through 8th Grades
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A radius is drawn on each circle shape.  Find the area of the circle.
6th through 8th Grades
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Either the diameter or the radius is shown on each shape. Calculate the area for each.
6th through 8th Grades
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Use the formula pi-r-squared to calculate the area of each circle.
6th through 8th Grades
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Determine the area of each circle. Includes a sample problem at the top.
6th through 8th Grades
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Students will need to find both the area and circumference for each circular shape.
6th through 8th Grades
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When your students sing the pi song, they'll never forget how to calculate the circumference and area of a circle.
6th through 8th Grades
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Radius and Diameter (Basic)
Can you name the diameter and diameter of each of these circles?
6th and 7th Grades
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Find the radius and diameter of these circles.
6th through 8th Grades
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Find the diameter and radius of  each circle.  Also, figure out which circles are the largest, which are the smallest, and which are the same size.
6th through 8th Grades
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Determine the diameter, radius, and circumference of each of these circles.
6th through 8th Grades
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