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- 1. Multiple ChoiceIf my diameter is 19 inches, what is my radius?38 inches9.5 inches59.66 inches119.32 inches
- 2. 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 (use 3.14 for pi)?11.32 ft12.25 ft10.99 ft8.75 ft - 3. Multiple ChoiceThe 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 circleThe distance from an edge of a circle to another edge through the center.
- 4. Multiple ChoiceFind the circumference of a circle with a radius of 12.5 mm .37.68mm18.84mm78.5mmnone of the above
- 5. Multiple ChoiceIf my radius is 10ft, what is my diameter?20ft5ft31.4ft62.8ft
- 6. Multiple ChoiceA circular swimming pool is 21 feet in diameter.
How many feet around is the pool?10.5 ft42 ft65.94 ft131.95 ft - 7. Multiple ChoiceWhat is the distance around a circle?CircumferenceAreaDiameterRadius
- 8. Multiple Choice
The diameter of a circle is 3 centimeters. What is the circumference?
11.5cm
9.42 cm
unicorns are narwahls
45.3 cm
- 9. Multiple ChoiceThe circumference of a circle isThe measurement from an edge of a circle to another edge.The measurement around the circleThe measurement from an edge of a circle to another edge going through the centerThe measurement from the center of the circle to an edge of the circle
- 10. Multiple ChoiceThe 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?56.25 ft246.2 ft365.56 ft392.5 ft
- 11. Multiple ChoiceWhat is the diameter?816104
- 12. Multiple ChoiceDoes this picture show the diameter or radius of a circle?DiameterRadius
- 13. Multiple ChoiceWhat is the formula for circumference of a circle given the diameter?C = π rC = 2 π rc = π dC = π 2 d
- 14. Multiple ChoiceShring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?63.585 ft268.345 ft264.585 ft261.345 ft2
- 15. Multiple ChoiceWhat is the diameter of this circle?3.5 m3 m5 m7 m
- 16. Multiple ChoiceWhat is the diameter?8 cm16 cm10 cm4 cm
- 17. Multiple ChoiceDoes this picture show the diameter or radius of a circle?DiameterRadius
- 18. Multiple ChoiceIf a circle's diameter is 10 cm, what would its radius be?5 cm20 cm31.4 cm15.7 cm
- 19. Multiple Choice
If the diameter of a circle is 24 ft, what is the radius?
48 ft
12 ft
36 ft
2 ft
- 20. Multiple ChoiceWhat is/are the formula(s) to find the area of a circle?πr22πr√π
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