This question made me stuck lol.. I really need help

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asked May 23, 2018 177k views

1 Answer

Angie · Answer 1 · 2018-05-30T06:43:33+0000

(4,5)(2,1)
slope = (1 - 5) / (2 - 4) = -4/-2 = 2

(-2,3)(-4,4)
slope = (4 - 3) / (-4 - (-2) = 1/(-4 + 2) = -1/2

2 and -1/2 are negative reciprocals of each other....therefore, ur lines are perpendicular <==

This question made me stuck lol.. I really need help

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