Question

A zip line starts 28 feet in the air and ends 11 in the air. The zip line drops at an angle of 85 degrees. How long is the zip line cable when completely taut(on rider) Round to the nearest whole number.

Answer 1

195 feet long

Explanation:

28 - 11

= 17

The equation equation, given the information that the angle of the triangle is 85 degrees is

cos 85 = 17 / x

x = 17 / 0.0871

= 195.18

Rounding up, we are given 195 feet long