Question

What is the slope of the line

A. 0
B. 1
C. -4
D. Undefined

Answer 1

D.

Explanation:

Undefined. Since this line is vertical (going straight up and down) the slope is undefined. If it was a horizontal lie (flat going left and right) it would be 0. But vertical lines are undefined.

Answer 2

undefined slope

Explanation:

The line is a vertical line

Vertical lines have an undefined slope