Answers

  • Brainly User
2014-10-06T10:42:27+05:30
Time to reach max. height= 19.6/9.8 = 2s
max height = 19.6^2 / (2*9.8) = 19.6m
time of downward flight = 6- 2 =4s
downward distance travelled in 4s = 0.5*9.8*4^2 = 78.4m
height of building = 78.4m - max. height achieved = 78.4 - 19.6 = 58.8m
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