Circumference and Arc Length

The distance halfway across the circle is called the...

• radius
• diameter
• circumference
• area

The distance from the center of the circle to any point on the circle is called the...

• radius

• diameter

• area

• circumference

If the radius of a circle is 8 cm, the diameter is 16 cm.

• TRUE

• FALSE

Tags

CCSS.7.G.B.4

If the diameter of a circle is 10 cm, the radius is 5 cm.

• TRUE
• FALSE

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

A circle has a diameter of 36 ft. What is the radius?

• 18

• 72

• 14

Tags

CCSS.7.G.B.4

What is the diameter of a circle if the radius is 8 cm?

• 8 cm

• 16 cm

• 4 cm

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 my diameter is 6, my radius is ______.

Tags

CCSS.7.G.B.4

If my radius is 15, my diameter is ____.

Tags

CCSS.7.G.B.4