As the person moves down the zip wire her increase in kinetic energy is less than her decrease in gravitational potential energy.

Iassume the answer is 75 feet. inwards to outwards rather than outwards to inwards. probably be 75.hachures are stokes drawn in direction of the steepest slope. a series of short parallel lines drawn on a map to indicate topographic relief. it is actually called hachures on contour lines. the small marks in the center of the feature are called hachures.observe the picture attached

Imma say go with a (:

Lexy is correct because angle r is between the incident wave,  n  = 0, and a diffracted wave.