Geometrymedium · Past Paper
What is the slope of the line perpendicular to the line x - 2y + 3 = 0?
A1/2
B-2
C2
D-1/2
✓ Correct Answer: B — -2
Slope of given line is 1/2. Perpendicular slope m = -1 / (1/2) = -2.
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