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Are the lines perpendicular? y= x + 3 and x + y = 6
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14 votes
Are the lines perpendicular? y= x + 3 and x + y = 6

User Zavolokas
by
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2 Answers

12 votes
Yes it is bc it’s perpendicular
User George Hovhannisian
by
4.5k points
3 votes

Answer:

Yes

Explanation:

Slopes of perpendicular lines are opposite reciprocals of each other

to find if two lines are perpendicular:

(Slope1)*(Slope2) = -1

The slope of y=x+3 is 1 and the slope of x+y=6 is -1

(1)*(-1) = -1

-1 = -1

therefore, it is perpendicular

User Jim Tollan
by
4.9k points
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