Area and Circumference of Circles

The radius is....

• a line that crosses through the center and touches each edge 

• the center point of a circle 

• a line from the center point to the edge of the circle

• an element in science

You buy a circular rug with a diameter of 8 feet. The floor space that the rug covers is the ___________.

• Area

• Circumference

• Radius

• Diameter

Terry ran around a circular track. The path of the track is the ______________.

• Area

• Circumference

• Radius

• Diameter

Tommy wanted to hang a circular poster on his wall. If the radius of the poster is 2 feet, how much space will the poster take up on the wall?

• 6.28

• 12.56

• 50.24

• 25.12

Tags

CCSS.7.G.B.4

Johnny wrapped a piece of string around a can of soup. The length of the string is the ________________.

• Area

• Circumference

• Radius

• Diameter

Johnny wrapped a piece of string around a can of soup. If the soup’s diameter is 4 inches, how long was the string Johnny used to wrap around it?

• 12.56

• 50.24

• 25.12

• 200.96

Tags

CCSS.7.G.B.4

You buy a circular rug with a diameter of 8 feet. How much floor space will the rug cover?

• 25.12

• 200.96

• 12.56

• 50.24

Tags

CCSS.7.G.B.4

Terry ran around a circular track. If the radius of the track is 200 feet, how far did Terry run?

• 628

• 125,600

• 1,256

• 502,400

Tags

CCSS.7.G.B.4

Sue had a circular picture that she wanted to frame. The frame of the picture is the ____________.

• Area

• Circumference

• Radius

• Diameter

Sue had a circular picture that she wanted to frame. If the picture’s diameter was 7.5 inches, how much framing material did she need?

• 23.55

• 176.625

• 11.775

• 44.15625

Tags

CCSS.7.G.B.4