Tired of going around and around for a resource on circles? Scholars determine the general equation of a circle on a coordinate plane, then participate in an activity matching equations to the radii and centers of the circles they represent.

Concepts

circles, equation of a circle

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Additional Tags

math

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Instructional Ideas

• Use the resource to introduce equations of circles

Classroom Considerations

• Pupils need to be proficient with the Pythagorean Theorem or the distance formula
• Lesson requires materials such as graph paper, rulers, compass, and scissors

Pros

• Teacher resource includes answer key
• Contains printable student materials, such as activity sheet and exit ticket

Cons

• None

Common Core

HSA-CED.A.2 HSG-GPE.A.1