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Activity

Purplemath: Completing the Square: Circle Equations

Curated by ACT

This tutorial works through two examples step by step that shows how to complete the square for finding the center and radius of a circle.

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CCSS: Adaptable
Concepts
circles, completing the square, radius
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Additional Tags
center of a circle, circle equations, radius of a circle, purplemath, circle
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Classroom Considerations
  • Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)
Common Core
HSG-GPE.A.1