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Posted by on Tuesday, January 17, 2012 at 10:16pm.

a sign on a straight stretch of freeway reads, 9% grade, altitude 3000 feet. What is the angle of the road?

  • math - , Wednesday, January 18, 2012 at 5:52pm

    what is math to u!!!!!!!!!!!!!!!!

  • math - , Wednesday, January 18, 2012 at 7:55pm

    What is the length if the width is:3.1. The area is 31mi.2. I realy need the answer.

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