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- 1. Multiple Choice
The distance halfway across the circle is called the...
radius
diameter
circumference
area
- 2. Multiple Choice
Is the red line a radius or diameter of the circle?
Radius
Diameter
- 3. Multiple ChoiceIs the red line a radius or diameter of the circle?RadiusDiameter
- 4. Multiple ChoiceIf you are given the diameter, how can you calculate the radius?Multiply the diameter by 2Divide the diameter by 2Add 2 to the diameterSubtract 2 from the diameter
- 5. Multiple ChoiceIf my diameter is 19 inches, what is my radius?38 inches9.5 inches59.66 inches119.32 inches
- 6. Multiple ChoiceWhat is the radius of this circle?183696
- 7. Multiple ChoiceIf my radius is 10ft, what is my diameter?20ft5ft31.4ft62.8ft
- 8. Multiple ChoiceWhat is the diameter of this circle?3.56.567
- 9. Multiple ChoiceWhat is the diameter?5 in10 in3.14 in15.84 in
- 10. Multiple ChoiceWhat is circumference?The distance around a circle.The space inside the circle.A line from side to side passing through the center.A line from the center to the side.
- 11. Multiple Choice
What are the formulas for circumference of a circle?
C = π r
C = π d
C = 2 π r
C = 2 π d
- 12. Multiple ChoiceFind the circumference of the circle21.98153.8643.96615.44
- 13. Multiple ChoiceWhat is the circumference of this circle ?3.14 cm37.68 cm24 cm68.4 cm
- 14. Multiple ChoiceSteven purchases a bowl. The diameter of the
bowl is 14 cm. What is the circumference of the
bowl?28 cm43.96 cm87.96 cm7 cm - 15. Multiple ChoiceWhat does area mean?the distance around a shapehalf the distance around a shapethe amount of space outside a shapethe amount of space inside a shape
- 16. Multiple Choice
How do you find the area of a circle?
- 17. Multiple Choice
What is the area of a circle with the diameter of 10 cm ?
66 cm2
78.5 cm2
66.5 cm2
314 cm2
- 18. Multiple Choice
what is the area of this circle ?
- 19. Multiple ChoiceWhat is the area of this circle?6082.121520.531893.141292.92
- 20. Multiple ChoiceA 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
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