Circumference of Circles

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

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 circumference of a circle is

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

Tags

CCSS.7.G.B.4

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

• 11.5cm2
• 9.42 cm2
• unicorns are awsome
• 45.3 cm2

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 radius of 4.2 feet. What is the ring's circumference (use 3.14 for pi)?

• 8.4 ft

• 13.188 ft

• 26.376 ft

• 52.752 ft

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

The local rodeo has a circular pin, with a diameter of 48 feet, in which they keep the horses. What is the circumference of the horse pin?

• 150.72 feet
• 140.72 feet
• 130.72 feet
• 160.72 feet

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

If my diameter is 24 inches, what is my radius?

• 6 inches

• 12 inches

• 75.36 inches

• 48 inches

A circular swimming pool is 21 feet in diameter.

If Jill swims around the pool one time, how far does she swim?

• 10.5 ft

• 42 ft

• 65.94 ft

• 131.95 ft