Question

question 54 of 55
for each line, determine whether the slope is positive, negative, zero, or undefined.
line 1
line 2
line 3
line 4

Explanation:

Step1: Determine Line 1 slope

Falls left to right → negative.

Step2: Determine Line 2 slope

Horizontal line → zero.

Step3: Determine Line 3 slope

Vertical line → undefined.

Step4: Determine Line 4 slope

Rises left to right → positive.

Answer:

Line 1: negative, Line 2: zero, Line 3: undefined, Line 4: positive