Question

Which statement is correct? 1. A horizontal line has no slope. 2. A vertical line has a slope of zero. 3. A line that rises from left to right has a positive slope. 4. A line that falls from right to left has a negative slope.

Answer 1

Answer:

A line that rises from left to right has a positive slope

Step-by-step explanation:

Answer 2

Answer:

It's 3.

Step-by-step explanation:

A line that rises from left to right has a positive slope.

1. confuses me a little because we would say a horizontal line has zero slope - but I guess that's not the same as 'no slope'.