Circumference and Area Review

What is the diameter?

• 8
• 16
• 10
• 4

What is the radius?

• 18
• 72
• 38
• 14

What is the diameter?

• 5 in
• 10 in
• 3.14 in
• 15.84 in

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

What is the diameter of a circle with a radius of 5.5 cm?

• 5.5 cm
• 2.25 cm
• 11 cm
• A:LKFJ:LSKFJ

Find the radius of a circle who's diameter is 40 ft.

• 40ft
• 80ft
• 20ft
• 45ft

What does "circumference" mean?

• Space a circle takes up

• Distance around a circle

• Line from one side of a circle to another

• Line from center of circle to side

• 78.50 cm

• 15.71 cm

• 7.85 cm

• 19.65cm

• 38.47 cm

• 10.99 cm

• 43.96 cm

• 21.99 cm