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October 31, 2014

October 31, 2014

Posted by **Don** on Sunday, August 26, 2012 at 12:37pm.

- math -
**Steve**, Sunday, August 26, 2012 at 3:16pmAssuming we are not taking Snell's Law into account, the distance d is given by

sec 25° = x/20

x = 22.07 ft

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