Perimeter and Circumference

What is the diameter?

• 5 in
• 10 in
• 3.14 in
• 15.84 in

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

• 20ft
• 5ft
• 31.4ft
• 62.8ft

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

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

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

If my diameter is 19 inches, what is my radius?

• 38 inches
• 9.5 inches
• 59.66 inches
• 119.32 inches

The radius of a cookie is 5 inches. What is the cookie’s

circumference?

• 10 in

• 2.5 in

• 15.7 in

• 31.4 in

The Jones family wants to enclose their circular garden with a fence. To the nearest foot, what is the minimum length of fencing they need to buy?

• 392 ft

• 246 ft

• 366 ft

• 393 ft

What is the diameter of this circle?

• 3.5
• 3
• 5
• 7

Find the perimeter of the figure.

• 32 mi
• 33 mi
• 36 mi
• 35 mi