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- 1. Multiple Choice
What is the circumference of a circle with a radius of 3 cm?
18.9 sq. cm
28.3 cm
18.9 cm
28.3 sq. cm
- 2. Multiple Choice
Does this picture show the diameter or radius of a circle?DiameterRadius - 3. Multiple ChoiceDoes this picture show the diameter or radius of a circle?DiameterRadius
- 4. Multiple ChoiceThe radius of the circle is 9 meters. What is the circle's circumference?9 meters28.26 meters56.52 meters18 meters
- 5. Multiple ChoiceWhat is the circumference of this circle? Round to the nearest tenth.3.14 cm37.7 cm24 cm68.4 cm
- 6. Multiple ChoiceIf the diameter of a circle is 10 mm, the circumference is approximately ___314 mm3.14 mm31.4 mm20 mm
- 7. Multiple ChoiceBrian made a tasty burger. The diameter of the
burger was 5 cm. What is the radius of the circle?15.7 cm10 cm2.5 cm31.4 cm - 8. Multiple ChoiceFind the area of the circle43.96153.8687.82307.72
- 9. Multiple ChoiceFind the area of the circle56.52254.341017.36113.04
- 10. Multiple Choicefind the area of the circle below.100 cm225 cm9 cm28.26 cm
- 11. Multiple ChoiceWhat is the circumference of a circle with a radius of 21 cm?131.9 cm121.9 cm111.9 cm141.9 cm
- 12. Multiple ChoiceFind the circumference of a circle with a radius of 13.5 mm.37.68mm18.84mm84.78 mmnone of the above
- 13. Multiple Choice
What is the circumference of a 12-inch pizza?
37.68 inches18.84 inches113.04 inches432.16 inches - 14. Multiple Choice
what is the area of this semicircle ?
d = 8 cm
100.48 cm2
80 cm2
200.96 cm2
25.12 cm2
- 15. Multiple ChoiceSolve.78.5 cm2100 cm221.5 cm2121.5 cm2
- 16. Multiple ChoiceSolve.386.97 cm2122.5 cm250.3 cm2102.4 cm2
- 17. Multiple Choice
19 units
13 units
36 units
18 units
- 18. Multiple ChoiceA circle pool has a radius of 7.5 ft. Monica wants to know how many ft of a pool cover she needs to buy?23.55 ft²176.63 ft²47.1 ft²706.5 ft²
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