- #1
Makaroon
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Homework Statement
A star in the long jump goes into the jump at 12 m/s and launches herself at 20.0 degrees above the horizontal. How long is she in the air before returning to Earth? (g=9.81 m/s2)
Homework Equations
first I look for the v0(cos) and then I look for vfy= v0(sin)
I used vfy/g and I don't get the answer. I have the answer which is .83 s
but I can't get it on my own...
The Attempt at a Solution
I used vfy/g to get the time, but I don't get the correct answer I get .4