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November 27, 2014

November 27, 2014

Posted by **rei456** on Thursday, February 11, 2010 at 12:20pm.

- math -
**drwls**, Thursday, February 11, 2010 at 1:52pmAssume a V-shaped profile,with the low point in the middle of the tunnel. If the tunnel length is L,

tan 4.962 = 196.8 ft/(L/2)

0.08682 *L/2 = 196.8

Solve for L

- math -
**Anonymous**, Tuesday, June 29, 2010 at 10:00pm4533.51

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