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Physics 8 Online
OpenStudy (anonymous):

How do I do this?? A roller coaster moves 85 m horizontally, then travels 45 m at an angle of 30.0 degrees above the horizontal. What is the displacement from its starting point? Use graphical techniques.

OpenStudy (anonymous):

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ganeshie8 (ganeshie8):

|dw:1379598072503:dw|

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