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ash23
Aug 23, 2008, 11:50 AM
h=1/2 gt^2 + v0t

solve for t

galactus
Aug 23, 2008, 12:00 PM
Use the quadratic formula with a=\frac{g}{2}, \;\ b=v_{0}, \;\ c=-h

fitzgo
Nov 14, 2011, 04:54 PM
S=180n-360 for n

Unknown008
Nov 15, 2011, 11:31 AM
Add 360 to both sides, then divide both sides by 180.