SOLUTION: The slope of a line is 2/3 . What is the slope of a line that is perpendicular to this line?
a) -3/2
b) -2/3
c) 2/3
d) 3/2
Algebra.Com
Question 601412: The slope of a line is 2/3 . What is the slope of a line that is perpendicular to this line?
a) -3/2
b) -2/3
c) 2/3
d) 3/2
Found 2 solutions by josmiceli, nerdybill:
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
(a) -3/2
If you have a line with slope ,
any line perpendicular to this one
will have slope
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
The slope of a line is 2/3 . What is the slope of a line that is perpendicular to this line?
a) -3/2
b) -2/3
c) 2/3
d) 3/2
.
Lines are perpendicular if their slopes are "negative reciprocal".
That is, if we multiply the two slopes together the result is -1
.
Answer is a) -3/2
because
(-3/2)(2/3) = -1
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