Circumference of Circles

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

Tags

CCSS.7.G.B.4

Find the circumference (to the nearest whole number)

• 88 in
• 44 in
• 116 square in
• None of the above

Tags

CCSS.7.G.B.4

The diameter of a circle is:

• The measurement around the circle.
• The distance from an edge of a circle to another edge.
• The distance from the center of the circle to an edge of a circle
• The distance from an edge of a circle to another edge through the center. 

Tags

CCSS.HSG.C.A.2

The diameter of a circle is 3 centimeters. What is the circumference?

• 11.5cm

• 9.42 cm

• unicorns are narwahls

• 45.3 cm

Tags

CCSS.7.G.B.4

Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?

• 11.32 ft
• 12.25 ft
• 10.99 ft
• 8.75 ft

Tags

CCSS.7.G.B.4

What is the circumference of a circle with a diameter of 40 in? 

• 125.6 in
• 35.17 in
• 28.67 in
• 47.17 in

A bicycle tire has a diameter of 27 inches. How far does the bike travel along the ground when the wheel rotates once? What is the circumference of this tire?

• 81
• 15.5
• 27
• 13

A diameter is _____ the radius of any circle.

• three times
• half
• two times
• one-third

A merry-go-round has a radius of 4 feet.  On one ride you sit on the edge and travel 8 times around.  How far did you travel? 

• 100.48 feet
• 96 feet
• 25.12 feet
• 200.96 feet

Radius of a tractor tire is 35 inches.
What is the measure of the circumference?

• 54.95 in
• 109.9 in
• 35 in
• 219.8 in