Saturday

February 28, 2015

February 28, 2015

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

- math -
**Mad Man**, Wednesday, June 11, 2014 at 3:24pmThanks for the wrong answer

**Answer this Question**

**Related Questions**

Math - 1. A rangers tower is located 44m from a tall tree. From the top of the ...

trigonometry - Mickey determines that the angle of elevation from his position ...

physics - 1) The angle of elevation to the bottom of a transmission tower on a ...

precalculus - A radio tower is located 450 feet from a building. From a window ...

MAth Igcse - The angle of elevation of the top of a tower is 27 degrees from ...

MAth Igcse - The angle of elevation of the top of a tower is 27 degrees from ...

Trig - From a point P on level ground, the angle of elevation of the top of a ...

math - A radio tower stands on the top of a hill that is 85 feet high. From the ...

Math - to measure the height of the Eiffel Tower in Paris, a person stands away ...

Math - If an observer stands at a certain point in the same horizontal plane as ...