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Posted by on Tuesday, February 28, 2012 at 8:51pm.

a ladder is placed against the side of a building at an angle of 50 degree. the ladder's base is 10ft away from the base of the building. How long is the ladder?

  • geometry - , Tuesday, February 28, 2012 at 9:13pm

    10/(cos(50))=length of ladder

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