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OpenStudy (anonymous):
Tell whether the lines through the given points are parallel, perpendicular, or neither. Line 1: (-3,1), (-7,-2) Line 2: (2,-1), (8,4)
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Mehek (mehek14):
Do you know how to find the slope of each line?
OpenStudy (anonymous):
is it m=y2-y1/x2-x1?
Mehek (mehek14):
yes
Mehek (mehek14):
so find the slope for both lines
OpenStudy (anonymous):
ok i understand now thanks
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