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If two nonvertical lines are perpendicular, then the product of their slope is -1.

An equivalent way of stating this relationship is to say that one line is perpendicular to another line if its slope is the negative reciprocal of the slope of the other. For example, if a line has slope 3, any line having slope - 1/3 is perpendicular to it. Similarly, if a line has slope - 4/5, any line having the slope 5/4 is perpendicular to it.

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Q: How do you find a slope of a line perpendicular?
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The slope of line a is 3 what is the slope of a line perpendicular to a?

To find the slope of a perpendicular line, take the negative reciprocal of the slope of the given line. (Flip the top and bottom of the fraction and change the sign.) The slope of 3 can be written as 3/1. The slope of a line that is perpendicular is -1/3.


Find the slope of the line perpendicular to the line y equals 2x plus 1?

The slope of the perpendicular is -(1/2) .


Find the slope of a line perpendicular to x - y equals 16?

Slope of a line perpendicular to x-y=16


What is the slope of a line that is perpendicular?

If the line has a slope of 2, then the perpendicular line has a slope of -1/2. The slope of a perpendicular line is the negative reciprocal. Another example would be if the slope of a line is -1/4, then the slope of the perpendicular is 4.


The slope of a line is -3. Find the slope of a line that is perpendicular to this line. The slope of a line is -3.?

The slope of two lines are perpendicular only if their slopes multiplied together equal -1 (m1*m2 = -1). So if a line has a slope of -3 then a line perpendicular to this one has a slope of -1/-3 or 1/3.


What is the slope of a line perpendicular to a line whose slope is 3?

Slope of a line = m slope of perpendicular line = -1/m


What is the slope of a line that lies perpendicular to a line with a slope of 1 5?

The line perpendicular to a line with a slope of 1/5 has a slope of -5.


What is the slope of a line that is perpendicular to it?

The slope of a line perpendicular to one with a slope of m is -1/m.


What is a perpendicular line referring to slope in math?

The slope of a perpendicular line is not defined.


What is the slope of a perpendicular line is always?

The negative reciprocal of the slope of the line to which it is perpendicular.


What is the relationship between slope and a perpendicular line?

If a line has a slope m then a line perpendicular to it has a slope -1/m ( negative inverse). For example if a line has slope positive 2, its perpendicular has slope -1/2


What is the slope of perpendicular lines?

The slope of a perpendicular line is not defined.