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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