What is the height of each pole?

Question

1831 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-06-04T08:38:39

#color(blue)(20.5ft)#

enter image source here

From the diagram:

Using the sine ratio:

#sin(55^@)="opposite"/"hypotenuse"#

#sin(55^@)="Tent pole"/(25ft)#

Rearranging:

#"Tent pole"=25sin(55^@)=20.47880111#

Rounded to nearest tenth.

#20.5ft#