2. identifying radius and diameter

Which of the following is a radius of the circle?

• DA
• GE
• HI
• FG

Tags

CCSS.7.G.B.4

What is the radius of a circle with diameter 23cm?

• 11.5cm
• 23cm
• 46cm
• There isn't one!

Tags

CCSS.7.G.B.4

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

• 40ft
• 80ft
• 20ft
• 45ft

Tags

CCSS.7.G.B.4

If the radius of a circle is 7 m, the diameter is 3.5 m.

• TRUE
• FALSE

Tags

CCSS.7.G.B.4

If the diameter of a circle is 50 cm, the radius is 100 cm.

• TRUE
• FALSE

Tags

CCSS.7.G.B.4

Radius = ?
Diameter = 62 ft

• 62 ft
• None of the above
• 124 ft
• 34 ft

Tags

CCSS.7.G.B.4

What is the diameter of a circle?

• the distance around the outside of a circle
• the line that goes across the circle through the center
• half of the line that goes through the center of the circle
• the space inside the circle

Tags

CCSS.HSG.C.A.2

What is the radius of a circle?

• the perimeter of a circle
• the space inside the circle
• the line that goes through the middle of a circle
• half of the line that goes through the middle of a circle

What is the diameter?

• 5 in
• 10 in
• 3.14 in
• 15.84 in

Tags

CCSS.7.G.B.4

Drag and Drop: Match the correct parts of a circle.

c

d

e

f

b

a

radius

diameter

center

chord

tangent

secant