Area of Composite Figures

Calculate and interpret area of composite figures.

Lesson 2 of 53 parts Practice Flashcards

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Adding Regions

Objective: Calculate adding regions with appropriate units.

Add areas of nonoverlapping regions.

Worked examples

Try itTwo nonoverlapping rectangles have areas 6 and 10. Combined area?Show answer

16. Add disjoint areas.

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Objective: Calculate adding regions with appropriate units.

Add areas of nonoverlapping regions.

Worked examples

Try itTwo nonoverlapping rectangles have areas 6 and 10. Combined area?Show answer

16. Add disjoint areas.

Objective: Calculate subtracting regions with appropriate units.

Subtract a cut-out area from the enclosing region.

Worked examples

Try itA region of area 23 contains a cutout of area 5. Remaining area?Show answer

18. Subtract the cutout from the larger region.

Objective: Calculate unit conversions with appropriate units.

Area units are squared; 1 m²=10,000 cm².

Worked examples

Try itConvert 3 m² to cm².Show answer

30000. 1 m²=10,000 cm².

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