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If the point (3,8) and (9,8) are on a given line, find the slope of this line. A) the slope is 0 B)the slope is 6 C)the slope is 1/6 D)the slope is undefined

2 Answers

5 votes

The slope is zero.

The reasoning is that the line is horizontal so this means that the slope is zero.

User Brian Voelker
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7.0k points
1 vote

Answer: 0

Reason: the y axis number is 8 on both coordinates, meaning the line is infinite from left to right like so:

<---------------------------------->

Important: Don't confuse this with undefined slope! that would be a vertical line, not a horizontal one.

User Yuriy Polezhayev
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6.8k points