Which lines are perpendicular?

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asked Dec 16, 2019 17.0k views

1 Answer

Richard Greenwood · Answer 1 · 2019-12-21T04:04:53+0000

The slopes of the given lines are ...
A) 1/2
B) -1/2
C) 2
D) 1/2

Only one pair of these slopes has a product of -1. That is (-1/2)*(2) = -1.

The perpendicular lines are B and C.

Which lines are perpendicular?

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