Find the angle between x=2+3t, y= -1-t and x+3y=0

Been having trouble with this one, part of extra work.

thanks for the help

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- Nov 19th 2008, 05:56 PMmonkiusAngles between lines
Find the angle between x=2+3t, y= -1-t and x+3y=0

Been having trouble with this one, part of extra work.

thanks for the help - Nov 19th 2008, 06:08 PMTheEmptySet