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If π is rounded to a whole number, what is a reasonable estimate for the circumference of a circle with a diameter of 9 cm?
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If π is rounded to a whole number, what is a reasonable estimate for the circumference of a circle with a diameter of 9 cm?

User Byxor
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5 votes

Answer:

17 is the anser

edit:i mean 27

User Anthony To
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Pi rounded to a whole number would equal three. Circumference equals 2pi*r. The radius in this case is half of the diameter, so 4.5 cm. 2 times pi, or three equals 6 times 4.5 is 27
User Mandias
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