Answers

2014-09-17T22:23:33+05:30
Look the horizontal distance in 100 m... the velocity is 500 m/s so the condition is that it hits to time is immaterial... so the slant height is 500 . now using Pythagoras theorem the height would be 200 rt 6 which is 488m

0
well the answer is 20 cm
oh!... my bad
i will think it over and ans again tmrw..
anyway thanx