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April 23, 2014

April 23, 2014

Posted by **Anonymous** on Thursday, September 19, 2013 at 11:12am.

- math -
**Steve**, Thursday, September 19, 2013 at 11:56amIf the height of the tower is h higher than their eyes, and John is x away from the base,

h/x = tan 60°

h/(x+20) = tan 40°

Eliminating h, we get

x*tan60° = (x+20)*tan40°

Find x and add 1.5 to find the total height.

- math -
**Anonymous**, Monday, December 16, 2013 at 6:04pm25.50meters

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