Area Problems with Circular Regions

Uncover strategies for finding areas of composite figures. The 23rd lesson plan in a 29-part module has young mathematicians decompose figures to find total area. Figures decompose to rectangles and circular regions.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Use circle diagrams of fractions to represent sectors
  • Have pupils shade the areas in different colors as they decompose figures and find sections of area
Classroom Considerations
  • Learners must know how to find the area circles
  • Includes both an opening and closing exercise
  • Combines several geometry objectives within each problem
  • None
Common Core