The slope of the line that is parallel to x – axis is _____.
0
1
Not definite
Insufficient data
Slope of x-axis is 0.
∴ slope of a line parallel to x axis is also 0.
The slope of the line that is parallel to x – axis is __.
The slope of a line parallel to Y-axis is zero.
The slope of a line parallel to X-axis is ___ .