Posted by **Me** on Wednesday, November 2, 2011 at 7:12pm.

A 67.0 kg skateboarder wants to just make it to the upper edge of a "quarter pipe", a track that is one-quarter of a circle with a radius of 2.55 m. What speed (in m/s) does he need at the bottom assuming that the local acceleration due to gravity is 9.80 m/s2?

- Physics helppp -
**lazy**, Friday, November 4, 2011 at 7:47pm
7.41

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