RONG...yu thro ball with SPEED=72 ft/sekond
Velosity...direkshun=UP
???? yu gonna assume yu stik arm out over so bal will fall tu base av klift?????
klift hite=490 ft
gravity sloe ball bi g=32.2 ft/sek^2, so 72/32.2=2.236024845 seks wen ball at top
hite it go =average-speed*time=36*2.236024845=80.49689441 ft
part 2... me assume ball drop 490+80.5 ft=570.5 ft
ball drop with speed=32.2*time (sekonds)
distans=integral av speed=16.1*time^2=570.5 ft
time^2=570.5/16.1=35.43478261
sqrt(35.43478261)=5.9527122 sekonds
or bout 6 seks