Area and Circumference Problem Solving

What is the area of the circle?

• 15.7 cm²

• 78.5 cm²

• 31.4 cm²

• 5 cm²

What is the circumference of the circle?

• 25.12 in.

• 12.56 in.

• 50.24 in.

Find the area of the rectangle.

• 24 ft²

• 12 ft²

• 32 ft²

• 89 ft²

Find the area of the trapezoid.

• 108 cm sq

• 60 cm

• 432 cm sq

• 216 cm sq

• 15

• 29

• 46

• 93

How many cookies are there?

• 48 cookies

• 24 cookies

• 8 cookies

• 4 cookies

A circular flower bed 5 yards in diameter is created in the middle of a rectangular lawn area measuring 15 yards by 8 yards. What is the area of the lawn that is left?

Use 3.14 for pi.

The circumference of a circle is 28.26 cm. What is closest to the area of the circle.

• 254.34 cm²

• 14.13 cm²

• 63.6 cm²

The side of a barn needs to be painted. Everything, including the barn doors, will be painted. How many gallons of paint are needed to complete the job, if a gallon covers 250 square feet?

• 2 gal

• 3 gal

• 4 gal

• 5 gal

Match the following definitions to the terms:

• feet, cm, inches

• square units (units²)

• Units of area

• How much space a circle takes up

• Circumference of a circle

• Units of circumference

• The distance around a circle

• Area of a circle