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Mathematics 17 Online
OpenStudy (anonymous):

The circle formed by the blades of a fan has a circumference of inches. What is its diameter? Use for . Question 2 (Multiple Choice Worth 1 points) [8.04] MA.6.G.4.1 What is the circumference of a circle with a radius equaling 5 centimeters in length? Use 3.14 for π. 7.85 cm 15.7 cm 21.98 cm 31.4 cm

OpenStudy (anonymous):

answer of question 2 is: the circumference of a circle=2 π r=2*3.14*5=31.4 cm

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