SOLUTION: Are the lines through the pairs of points perpendicular:
!(10,1),B(-10,2) and C(10,-9), D(-6,3)
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Question 955093: Are the lines through the pairs of points perpendicular:
!(10,1),B(-10,2) and C(10,-9), D(-6,3)
Found 2 solutions by macston, Fombitz:
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
Slope of !B=(2-1)/(-10-10)=-1/20
Slope of CD=(3-(-9))/-6-10=12/-16=-3/4
Slopes of perpendicular lines are negative reciprocals.
Lines are not perpendicular.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Find the slopes.
.
.
.
.
Perpendicular lines have slopes that are negative reciprocals,
No, these lines are not perpendicular.
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