Radius and Diameter Formula

What is the diameter?

• 8 cm

• 16 cm

• 10 cm

• 4 cm

Tags

CCSS.7.G.B.4

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 = π r

• C = 2 π r

• c = π d

• C = π 2 d

Tags

CCSS.7.G.B.4

What is the radius?

• 18

• 72

• 38

• 14

Tags

CCSS.7.G.B.4

What is the length of the radius of the circle?

Tags

CCSS.MATH.CONTENT.7.G.B.4

What is the radius of this circle?

• 20

• 10

• 40

Tags

CCSS.7.G.B.4

How many cookies are there?

• 48 cookies

• 24 cookies

• 8 cookies

• 4 cookies

Tags

CCSS.4.MD.A.2

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

• C = π r

• C = 2 π r

• C = π d

• C = π 2 d

Tags

CCSS.7.G.B.4

What is the radius?

• 18 ft

• 72 ft

• 38 ft

• 14 ft

Tags

CCSS.7.G.B.4