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Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
In the x y-plane, line l passes through the points (0,0)and (2,5). Line m is perpendicular to line l. What is the slope of line m?
(A) -(5/2)
(B) -(2/5)
(C) 2/5
(D) 5/2
(E) 5
