Friday

April 18, 2014

April 18, 2014

Posted by **Bob** on Tuesday, June 26, 2012 at 11:14pm.

- Trig -
**Steve**, Tuesday, June 26, 2012 at 11:32pmIf the height is h, and P is x m from the base,

h/x = tan 27°10' = .5132

h/(x-23) = tan 51°30' = 1.2572

rearranging things a bit,

h = .5132x = 1.2572(x-23)

x = 38.8651

so, h = 19.9456, or 19.9m

**Related Questions**

trig - From a point 45 meters above level ground, a surveyor measures the angle ...

trig, math - A stairway must be built to a deck that is 20 feet above ground ...

maths - The angle of elevation of the bottom of a window 10 meter above the ...

Mathematics - The angle of elevation of the top of a flagpole from a point on ...

Math - A hot air balloon is rising vertically. From a point on level ground 125 ...

Pre-Cal/Trig - Explain how to solve the following question. Surveying: From a ...

Precalculus - To estimate the height of a building, two students find the angle ...

physics - A Softball is Thrown at an angle of 45 degrees with the horizontal. It...

biomechanics - A Softball is Thrown at an angle of 45 degrees with the ...

trig - As a hot-air balloon rises vertically, its angle of elevation from a ...