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Circular Motion Problem

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A protractor is made so that the edge of its scale is 7.5 cm from the center point. If the scale is marked in degrees, how far apart are the marks along the edge?

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Assuming a standard half-circle protractor with 0 to 180 degrees range, and ...

Solution Summary

This solution is provided in 56 words. It explains how to use radius to find circumference and distance between each degree.