Why are all horizontal lines parallel?

Short Answer

Expert verified

All horizontal lines are parallel because the slopes of all horizontal lines is equal.

Step by step solution

01

Step 1. Given Information

We are given some horizontal lines.

We have to write why all horizontal lines are parallel.

02

Step 2. Reasoning

We know that the slope of all horizontal lines is zero.

Hence, all horizontal lines are parallel because the slopes of all horizontal lines are equal.

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