Area and Perimeter of Squares, Rectangles, Trapezoids, Triangles, Parallelograms, and Circles

What attribute is used to determine the perimeter of a composite figure?

• Length of sides

• Area of subdivisions

• Volume of subdivisions

• Circumference of subdivisions

What is the formula for calculating the area of a circle?

• 2πr

• πr^2

• 2πd

• πd

Which of the following is a characteristic of a trapezoid?

• Having one pair of parallel sides

• Having all sides of equal length

• Having no right angles

• Having all angles of equal measure

When solving contextual problems involving composite plane figures, what should be the final step?

• Subdividing the figure into known shapes

• Identifying the number of sides in the figure

• Finding the dimensions of the figure

• Calculating the area or perimeter of the entire figure

Find the area of the parallelogram.

• 16.16 ft sq

• 20 ft sq

• 23.04 ft sq

• 4.8 ft sq

What is the area of this square?

• 9.6 cm²

• 19.2 cm²

• 23.04 cm²

Find the perimeter of the parallelogram.

• 19.2 ft

• 23.04 ft

• 19.2 ft sq

• 23.04 ft sq

What formulas can be applied to solve problems involving composite plane figures?

• Diameter, radius, and area formulas

• Volume, surface area, and perimeter formulas

• Length, width, and height formulas

• Perimeter, circumference, and area formulas

How can the area of a composite figure be calculated if the areas of the subdivisions are known?

• By dividing the areas of the subdivisions

• By multiplying the perimeters of the subdivisions

• By subtracting the areas of the subdivisions

• By adding the areas of the subdivisions

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

• Area

• Perimeter

• Volume

• Circumference