Math

Circumference and area of a circle quiz 2 | connexus |. The diameter of a tire is 2.5 feet use this measurement to answer parts A and B. Show all work to receive full credit.
a. Find the circumference of the tire.
b. About how many times with the tire have to rotate to travel 1 mile? (1 mile= 5,280 ft)

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  1. Answer?

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  2. pls I need this for my test

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  3. a.

    C = d π

    C = 2.5 ∙ 3.1416 = 7.854 ft

    b.

    5280 ft / 7.854 ft = 672.26891

    approx. 672 times

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