Area and Circumference of a Circle

What is the circumference?

• 36

• 18π

• 108π

• 36π

Tags

CCSS.7.G.B.4

Diameter 13.5 in
Find the circumference of the circle.

• 84.79 in

• 42.39 in

• 21.195 in

• 572.265 in 

Tags

CCSS.7.G.B.4

Radius 4 inches
Find the circumference of the circle. 

• 25.12 in

• 12.56 in

• 50.24 in

• 200.96 in

Tags

CCSS.7.G.B.4

Find the circumference of the circle. Use 3.14 for π.

• 63.585 in²

• 28.26 in

• 14.13 in

• 4.5 in

Tags

CCSS.7.G.B.4

• 31.4 cm

• 62.8 cm

• 15.7 cm

• 28.26 cm

Tags

CCSS.7.G.B.4

What is the diameter?

• 8

• 16

• 10

• 4

Tags

CCSS.7.G.B.4

What is the radius?

• 18

• 72

• 38

• 14

Tags

CCSS.7.G.B.4

What formula is this used for:
πr²

• Circumference 

• Area

• Surface Area

• Volume

Tags

CCSS.7.G.B.4

Radius 6 cm
What is the diameter? 

• 36 cm

• 12 cm

• 6 cm

• 3 cm 

Tags

CCSS.7.G.B.4

Diameter 32 inches
What is the radius?

• 16 inches

• 64 inches

• 96 inches
  96 inches

• 16 ft 

Tags

CCSS.7.G.B.4