Question

A) 9
B) 0
C) Undefined
D) 6

Answer 1

B) 0

Explanation:

The slope of a horizontal line is equal to 0.

The slope of a vertical line is undefined.

The formula of a slope:

`m=(y_2-y_!)/(x_2-x_1)`

Put the coordinates of the pojnts from the graph (2, 9) and (4, 9):

`d=(9-9)/(4-2)=(0)/(2)=0`