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July 7, 2015

Homework Help: physics

Posted by jake on Tuesday, September 21, 2010 at 10:34am.

An athlete executing a long jump leaves the ground at a 20 angle and travels 7.80 m.
(a) What was the takeoff speed?
1._____ m/s
(b) If this speed were increased by just 5.0%, how much longer would the jump be?
2.______ m

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