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Circle up—it’s time to calculate the radius of a circle based on its circumference!

Once your fifth grader has mastered the basics, it's time to start finding the surface areas of 3-D shapes--like cubes.

Does your child need a little more practice finding the area of a triangle? This worksheet will give them all the practice they need!

Take your child's geometry practice to the seas! Can your child use his triangle knowledge to find the area of the sail on this sailboat?

This fun geometry worksheet provides essential practice in finding the area of a triangle.

Get targeted practice finding the area of circles with this seventh-grade math worksheet!