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April 16, 2014

April 16, 2014

Posted by **Rachel M** on Wednesday, February 8, 2012 at 12:12am.

- physics -
**drwls**, Wednesday, February 8, 2012 at 3:17amCall the horizontal displacement X and the vertical displacement Y.

X = 20.2 cos39.1 * t

Y = 20.2 sin39.1 * t - 4.9 t^2

Plug in the appropriate times (t) to get the answers they want.

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