With y measured on the vertical axis and x measured on the horizontal axis, the slope of a straight line is defined as
A) (change in y)/(change in x).
B) y - x.
C) x/y.
D) (change in x)/(change in y).
E) y/x.

Question

Quizplus · Accepted Answer

The slope of a straight line is the ratio of the change in the vertical axis (y) to the change in the horizontal axis (x), which is expressed as (change in y)/(change in x). Therefore, choice A is the correct definition of slope.

With Y Measured on the Vertical Axis and X Measured