Lesson Plan

Illustrative Mathematics: G C Mutually Tangent Circles

Curated by ACT

Three circles are mutually tangent. Students are asked to find the total area of the circles plus the area inside where they meet. Students will need to know how to calculate the area of a circle, a sector of a circle, and an equilateral triangle. Aligns with G-C.B.5.

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CCSS: Designed
Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional|practice
Common Core