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Circles - Homework #1
In this circles worksheet, students identify the parts of a circle. They determine the circumference and area of circles. This two-page worksheet contains 6 problems. Answers to each problem are provided on the last page.
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Circumference and Diameter Relationship
With a ruler and a piece of string, geometers measure the circumference of a circular object. Tracing and folding it, they find the diameter of the resulting circle so that they can relate it to the circumference. It is recommended that...
6th - 8th Math CCSS: Designed
Constructing a square inscribed in a circle
Here is an activity that focuses on the actual construction of the square inscribed in a circle. The lesson allows for the use of dot paper or graph paper with straight edges and protractors, or dynamic geometry software programs. After...
8th - 11th Math CCSS: Designed
Informal Proofs of the Circumference/Area of a Circle
Use this lesson plan to help your geometers develop informal proofs of the circumference and area of a circle. Working in small groups, students rotate between three stations to complete hands-on activities that illustrate the...
8th - 10th Math CCSS: Designed