I need help with solving this problem:

A 200ft zip-line runs from a take-off tower to the landing area at an angle of 20 degrees from horizontal. How tall is the tower?

Question

I need help with solving this problem:

A 200ft zip-line runs from a take-off tower to the landing area at an angle of 20 degrees from horizontal. How tall is the tower?

johnweldon1993 · Answer

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We have an angle of 20...we have the length of the hypotenuse...and we want the side opposite the angle...what trig function uses opposite and hypotenuse?

anonymous · Answer

Sine? I think it would be something like sin20= h/200

johnweldon1993 · Answer

That is exactly right...so solving for 'h' we get...?