Circles: Circumference and Area

_____________ is the distance around the circle

• circumference

• center

• radius

• diameter

Tags

CCSS.7.G.B.4

_____________ is half of the diameter

• circumference

• center

• radius

• diameter

Tags

CCSS.HSG.C.A.2

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

• Diameter
• Radius

Tags

CCSS.HSG.CO.A.1

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

• Diameter
• Radius

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

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 diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

What is the circumference?

• 48
• 96
• 24
• 18

Tags

CCSS.7.G.B.4

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

What is the circumference?

• 36
• 18pi
• 108pi
• 36pi

Tags

CCSS.7.G.B.4