![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
(a)
\The angle of elevation is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=af932cc2fdf295ebf326fa42a814550c.png\")
.
Height of the mountain is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3d37e0b35cfba8776242dadd5ee5516f.png\")
meter.
Hypotenuse of right angle triangle is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8da2268e35b6b6daab9c47f71c4c8bf4.png\")
feet.
Consider hypotenuse of right angle triangle is feet.
Draw a diagram using above information.
\![\"\"](\"http://www.mathskey.com/userfiles/228-42.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
(b)
\Find the length of cable the lift requires.
\Trigonometric function : ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0644990f7dc4babb78a46b47b5f84b78.png\")
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ed217d1241f24f5fef6ec06874113e79.png\")
The length of cable the lift requires is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=28bb97db628dd8ac9110cf441b47ca72.png\")
meter.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
(a)
\
(b) The length of cable the lift requires is meter.