A roller-coaster car moves 172 ft horizontally and then rises 115 ft at an angle of 31.0° above the horizontal. it next travels 115 ft at an angle of 48.0° downward (below the horizontal). what is its

A roller-coaster car moves 172 ft horizontally and then rises 115 ft at an angle of 31.0° above the horizontal. it next travels 115 ft at an angle of 48.0° downward (below the horizontal). what is its displacement from its starting point? (assume the initial horizontal motion of the car to be along the +x axis.)

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A roller-coaster car moves 172 ft horizontally and then rises 115 ft at an angle of 31.0° above the horizontal. it next travels 115 ft at an angle of 48.0° downward (below the h…

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