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Mathematics 9 Online
OpenStudy (anonymous):

The size of a bicycle is determined by the diameter of the wheel. You want a 22-in bicycle for your birthday. What is the area of one of the wheels? A. 121.5 in^2 B. 380.1 in^2 C. 484 in^2 D. 34.54 in^2

OpenStudy (anonymous):

Do you know the formula for the area of a circle?

OpenStudy (anonymous):

nope

OpenStudy (anonymous):

\(\Large \text{area} = \pi*\text{radius}^2\)

OpenStudy (anonymous):

a=380.1

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