Arc Length

What is the circumference of this circle ?

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

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

• 10.5 ft
• 42 ft
• 65.94 ft
• 131.95 ft

Find the circumference of a circle with a radius of 12.5 mm .

• 37.68 mm
• 18.84 mm
• 78.5 mm
• none of the above

Find the circumference (to the nearest whole number)

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

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

What is the circumference of a dinner plate with a radius of 4.5 inches?

• 28.26 inches
• 27.26 inches
• 29.26 inches
• 30.26 inches

What is the circumference of a 12 inch (diameter) pizza?

• 37.68 inches
• 36.68 inches
• 35.68 inches
• 34.68 inches

Find the arc length of the bolded arc in the picture.

• A
• B
• C
• D

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5
• 9
• 8
• 6

When she is outdoors, Tasha, the dog, is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant, following minor arc DG, to the nearest foot.

• 40 ft
• 35 ft
• 55 ft
• 69 ft