Circumference of a circle quiz

The radius is....

• a line that crosses through the center and touches each edge 
• the center point of a circle 
• a line from the center point to the edge of the circle
• an element in science

What is the radius of this circle?

• 20 in
• 10 in
• 40 in
• 10 in²

Tags

CCSS.7.G.B.4

• diameter
• radius
• center

Tags

CCSS.HSG.C.A.2

• center
• diameter
• radius

Tags

CCSS.HSG.C.A.2

• center
• diameter
• radius

Tags

CCSS.HSG.C.A.2

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

A circle has a diameter of 12.3 feet. Which measurement is the closest to the circumference of the circle in feet?

• 10.12 ft

• 19.31 ft

• 38.62 ft

• 46.45 ft

Tags

CCSS.7.G.B.4

Find the radius of a circle whose diameter is 40 ft.

• 40ft

• 80ft

• 20ft

• 45ft

Tags

CCSS.7.G.B.4

What is the circle's radius?

• 5 cm

• 10 cm

• 20 cm

Tags

CCSS.7.G.B.4

What number is pi?

• 1.41

• 2.00

• 3.14

• 5.14

Tags

CCSS.HSG.GMD.A.1