RONG...NOT square root, tis square...accelerashun from gravity=-32.2 ft/sek^2
tu get hite (vertikal distans), gotta integerate speed
& speed=(start speed)-gt, weer g=accel from gravity
Teech's equashun...hite=-16t^2 +33.1t +124.26
evaluate at t=+1.9
t^2=3.61....-16*3.61=-57.76
33.1*t=33.1*1.9=+62.89
124.26 +62.89 -57.76=129.39