Finding Missing Dimensions for Area

Write the equation to solve for the Area of a Trapezoid. Then use it to find the missing dimension. 

• 3in.

• 4in.

• 6in.

• 5in

Write the equation to solve for the Area of a Triangle. Then use it to find the missing dimension. 

• 3in.

• 9in.

• 4in.

• 5in.

Write the equation to solve for the Area of a Triangle. Then use it to find the missing dimension. 

• 12yd.

• 3yd.

• 9yd

• 8yd

Find the height of the triangle.

• 9 inches

• 4.5 inches

• 3 inches

• 8 inches

Find the missing value.

• 5.8 ft

• 6.3 ft

• 6.3 ft

• 6.3 ft²

Given a rectangle with an Area of 96 sq. ft. Find the width if the height is 8 ft.

• 768 sq. ft.

• 768 ft.

• 12 sq. ft

• 12 ft.

Find the radius

• 31.4 m

• 10 m

• 20 m

• 15.7 m

The rectangular part of a dance studio covers 495 square feet. What is the area of the triangular part?

• 16.5 feet

• 99 sq. feet

• 12 feet

• 112 sq. feet

To calculate the amount of carpeting needed for your bedroom, which of the following should you find: 

• Area

• Perimeter

• Surface Area

• Volume

Use the area formula and work backwards to find the missing side length.

• 60 m

• 6.5 m

• 13 m

• 55 m