physics. HELP PLEASE !
posted by emily .
An athlete executing a long jump leaves the ground at a 28.0 angle and lands 7.60m away.
part a)What was the takeoff speed?
part b) If this speed were increased by just 8.0 % , how much longer would the jump be?
i got for part a)9.48 m/s
but i need help with part b
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