A Metal Mast Is Stabilized with 3 Guy Wires (See $\frac { 7 } { 17 }$

Multiple Choice

A metal mast is stabilized with 3 guy wires (see figure) . Find the slope of one of the guy wires if d = 100 feet and h = 70 ft.
[The figure is not necessarily drawn to scale.]

A) $\frac { 7 } { 17 }$
B) 122
C) $\frac { 7 } { 10 }$
D) $\frac { 10 } { 7 }$