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1.
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What is the diameter of a circle if the radius is 4.5 m?
a. | 9 m | b. | 2.25 m | c. | 12 m | d. | 15 m |
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2.
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What is the radius of a circle if the diameter is 7.5 cm?
a. | 15 cm | b. | 3.25 cm | c. | 3.8 cm | d. | 14
cm |
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3.
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Determine the circumference of a circle with each diameter.
d = 4.5
m
a. | 12.1 m | b. | 13.1 m | c. | 14.1 m | d. | 15.1
m |
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4.
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d = 7 m
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5.
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d = 6.6 cm
a. | 9.31 cm | b. | 3.3 cm | c. | 20.7 cm | d. | 18.5
cm |
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6.
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d = 8.95 m
a. | 27.756 m | b. | 78.556 m | c. | 28.10 m | d. | 45.1
m |
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7.
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Determine the circumference of a circle with each radius.
r = 5.5
cm
a. | 34.5 cm | b. | 32.4 cm | c. | 19.8 cm | d. | 33.55
cm |
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8.
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r = 8 mm
a. | 13.6 mm | b. | 50mm | c. | 25 mm | d. | 19.7
mm |
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9.
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r = 9.8 cm
a. | 89.66 mm | b. | 45.8 mm | c. | 61.5 cm | d. | 56.7
mm |
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10.
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r = 5.5 cm
a. | 33.12 cm | b. | 65.3 cm | c. | 34.5 cm | d. | 56.33
cm |
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