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- 1. Multiple Choice
Which best represents the circumference of a circle with a radius of 12 inches?
37.68 inches
75.36 inches
62.14 inches
27.14 inches
- 2. Multiple Choice
Which best represents the area of a circle with a radius of 8 inches?
200.96 inches
50.24 inches
192.14 inches
31.4 inches
- 3. Multiple Choice
The circumference of a circle is units, what is the radius ?
19 units
13 units
36 units
18 units
- 4. Multiple Choice
The most popular size pizza at Pizza Parlor is a large pizza with a 12-inch radius. Which of the following best represents the circumference of this pizza?
62.84 inches
60 inches
75.36 inches
452.16 inches
- 5. Multiple ChoiceIf my radius is 10ft, what is my diameter?20ft5ft31.4ft62.8ft
- 6. Multiple Choice
A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?31.25 m229.55 m230.36 m228.26 m2 - 7. Multiple Choice
Does 7 inches represent the diameter or radius of the circle?
Diameter
Radius
- 8. Multiple ChoiceWhat is the distance around a circle?CircumferenceAreaDiameterRadius
- 9. Multiple Choice
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?
11.32 ft
12.25 ft
10.99 ft
8.75 ft
- 10. Multiple Choice
What is the area of this circle?
163.24 cm2
15.32 cm2
124.24 cm2
113.04 cm2
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