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Solving Real-World Composite Area and Perimeter Problems

Area of Circles, Sectors, and Composite 2D Shapes

7th Grade·Math·Open Global Math

Updated 1 month ago · 4 views

Solve applied contextual problems involving running tracks, architectural floor plans, and landscaping boundaries.

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Area of Circles, Sectors, and Composite 2D Shapes

7th Grade · Math · Open Global Math

7 lessons

Goal

Derive circle area, calculate sector and segment areas, and solve perimeter and area for composite plane figures.

7 lessons

0 of 7 done

Deriving the Formula for the Area of a CircleUp next
Calculating Areas of Circles and AnnuliNot started yet
Area of Composite Figures: Sectors of CirclesNot started yet
Calculating Areas of Circular SegmentsNot started yet
Area and Perimeter of Composite Figures with Circles and SectorsNot started yet
Calculating Areas of Polygons with Subtracted RegionsNot started yet
Solving Real-World Composite Area and Perimeter ProblemsYou are here

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Learning standards covered

OGM.8.GEO.9Open Global Math Standards 2026™ · 7th Grade

Calculate perimeter and area of composite two-dimensional figures composed of triangles, quadrilaterals, regular polygons, semicircles, and quarter circles.