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Which line on the coordinate plane has a zero slope?

Which line on the coordinate plane has a zero slope?-example-1

1 Answer

7 votes

Answer:

Line 1

Explanation:

Slope = (y₂ - y₁)/(x₂ - x₁)

Now, in line 1, all the y coordinates are equal, meaning, that y₂ - y₁ = 0 no matter what. Hence, line 1 is the answer.

Cheers!

User Siyah
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