Solving for Composite Area

What is the total area to the nearest tenth? ___ square inches

Mathematical Equivalence

ON

What is the total area of this figure to the nearest whole number? ____ yards squared

Mathematical Equivalence

ON

What is the area of the shaded region?

• 14 m²

• 120 m²

• 106 m²

• 134 m²

What is the total area of this figure to the nearest whole number? ____ square yards

Mathematical Equivalence

ON

Tags

7.9C

What attribute is used to determine the area of subdivisions in a composite figure?

• Area

• Perimeter

• Volume

• Circumference

In a composite figure, what is the purpose of subdividing the figure into known shapes?

• To simplify calculations

• To change the shape of the figure

• To increase the area of the figure

• To decrease the perimeter of the figure

What is the relationship between the attributes of the subdivisions and the overall figure in a composite plane figure?

• The subdivisions make up the entire figure

• The subdivisions have no impact on the overall figure

• The subdivisions are smaller than the overall figure

• The subdivisions are larger than the overall figure

What is the first step in solving contextual problems involving composite plane figures?

A composite shape is made from a triangle and rectangle. Addison completes the following computation to solve for area of the composite shape. Which part of her problem solving is incorrect?

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