Area and Circumference Practice Circle

What is the radius?

• 18

• 72

• 38

• 14

Tags

CCSS.7.G.B.4

What is the circumference?

• 36

• 18π

• 108π

• 36π

Tags

CCSS.7.G.B.4

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

• 31.25 m²

• 29.55 m²

• 30.36 m²

• 28.26 m²

Tags

CCSS.7.G.B.4

What is the diameter?

• 8

• 16

• 10

• 4

Tags

CCSS.7.G.B.4

A Circle has a radius of 6 inches.  What is the circumference of the circle? (Best Choice)

• 3π or about 9.42 in

• 6π or about 18.84 in

• 12π or about 37.68 in

• 36π or about 113.04 in 

Tags

CCSS.7.G.B.4

A Circle has a radius of 4.  What is the circumference of the circle? (Best Choice)

• 4π or about 12.56

• 16π or about 50.24

• 2π or about 6.28

• 8π or about 25.12

Tags

CCSS.7.G.B.4

Match the following definitions to the terms:

• The distance around a circle

• Units of area

• feet, cm, inches

• Area of a circle

• Units of circumference

• How much space a circle takes up

• Circumference of a circle

• square units (units²)

Tags

CCSS.7.G.B.4

What is the circumference?

• 48

• 96

• 24

• 18

Tags

CCSS.7.G.B.4

A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference?

• c = 15π

• C = 2π15

• c = 15 ÷ π

• c = 15 π

Tags

CCSS.7.G.B.4

If my diameter is 19 inches, what is my radius?

• 38 inches

• 9.5 inches

• 59.66 inches

• 119.32 inches

Tags

CCSS.7.G.B.4