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OpenStudy (yolo_king):
Need help with graphing problem!!!
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OpenStudy (yolo_king):
The equation of line CD is (y-3) = - 2 (x - 4). What is the slope of a line perpendicular to line CD?
OpenStudy (yolo_king):
A) 2 B) 1/2 C) -2 D) -1/2
OpenStudy (yolo_king):
I think its -2!?!?!?!?
OpenStudy (anonymous):
it's got to be C or D
OpenStudy (anonymous):
here look at this https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/more-analytic-geometry/v/perpendicular-line-slope
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OpenStudy (anonymous):
I hope this helps
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