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July 25, 2014

Homework Help: physics

Posted by aimee on Friday, June 24, 2011 at 5:45pm.

a long jumper travels 8.95 meters during a jump. he moves at 10.8 m/s when starts his leap. at what angle from the horizontal must he have been moving when he started his jump? you may need the double angle formula: 2 sin u cos u- sin (2u)

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