Question 452595
{{{ T(h) = 4.6 }}} sec
{{{ T(h) = (1/2)*sqrt(h) }}}
{{{ 4.6 = (1/2)*sqrt(h) }}}
Square both sides
{{{ 21.16 = (1/4)*h }}}
Multiply both sides by {{{4}}}
{{{ h = 4*21.16 }}}
{{{ h = 84.64 }}}
The height to the nearest foot is 85 feet