Circumference Review

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

Tags

CCSS.HSG.C.A.2

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

What is the formula for circumference of a circle given the diameter?

• C = pi x r
• C = pi x 2r
• C = pi x D
• C = pi x 2D

Tags

CCSS.7.G.B.4

What is the formula for circumference of a circle given the radius?

• C = pi x r
• C = pi x 2r
• C = pi x D
• C = pi x 2D

Tags

CCSS.7.G.B.4

What is the radius of a circle when the diameter is 70 m?

• 38 m

• 35 m

• 90 m

• 140 m

Tags

CCSS.7.G.B.4

If a radius of a circle is 24 m, what is the diameter?

• 12 m

• 32 m

• 25 m

• 48 m

Tags

CCSS.7.G.B.4

2² = _____

• 2
• 6
• 4
• 16

Tags

CCSS.4.NBT.B.6

What is 11 squared?

11²

• 132

• 144

• 121

• 22

Tags

CCSS.6.EE.A.1

What number squared is 9?

• 9

• 18

• 3

• 81

Tags

CCSS.8.EE.A.2