A line L1 has slope -2/7. State whether the line that passes through (3,-4) and (-4,-2) is parallel or perpendicular to LINE L1.

Question

Ronch [10]

4 years ago

5

A line L1 has slope -2/7. State whether the line that passes through (3,-4) and (-4,-2) is parallel or perpendicular to LINE L1.

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Mathematics

1 answer:

zhannawk [14.2K] · Answer 1 · 2021-11-29T01:48:18+03:00

zhannawk [14.2K]4 years ago

7 0

Using the form y1 - y2/x1 - x2, we get:
-2 - (-4)/-4 - 3 => -2 + 4/-7 => 2/-7 => -2/7. The slope is the same, therefore the lines are parallel.

Hope this helps.