中等MATH-GEOM-011
A line is parallel to a line of slope 3/4. What is its slope?
A. 3/4✓ 答案
B. −3/4
C. −4/3
D. 4/3
解說
Parallel lines have equal slopes, so the slope is 3/4. The slope −4/3 is the perpendicular slope.
Parallel lines have equal slopes, so the slope is 3/4. The slope −4/3 is the perpendicular slope.