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Mathematics, 30.11.2019 03:31 athenajames1221

Which circles have a circumference of 18pi units?
choose all answers that are correct.

a. a circle with a radius of 9 units

b. a circle with a radius of 18 units
c. a circle with a diameter of 18 units

d. a circle with a diameter of 36 units

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Which circles have a circumference of 18pi units?
choose all answers that are correct.
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