Properties of Lines and Slope
If a line has a slope of ½ and a y-intercept of 1, which of the following statements is true?
A
A line parallel to the given line has a slope of 2.
B
The line slopes downward from left to right.
C
The rise of the line is 2 and the run is 1.
D
A line perpendicular to the given line has a slope of -2.
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