111,152 views
45 votes
45 votes
7) Find the number of rotations

needed for this wheel to travel 100
feet if the radius of the wheel is 1
foot?
IL

User Fmarm
by
2.1k points

2 Answers

10 votes
10 votes
16 full rotations
Hope this helps
User Razvan Grigore
by
2.6k points
24 votes
24 votes

Answer:

16 full rotations

Explanation:

If the radius is 1 foot, cirumference is what we need to get in order to figure out how many rotations are necessary.

Circumference = 2 pi r


2 * \pi * r = 6.28\\100 / 6.28 = 15.92

User Xena
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2.9k points