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06-02-2018
Mathematics

contestada

The slope of a line that is perpendicular to a line whose slope is -2/7 is
a) -2/7
b) -7/2
c) 7/2

Respuesta :

cdw2014 cdw2014

06-02-2018

The answer is C.

Perpendicular lines have opposite reciprocal slopes. That means one is negative and the other is positive, and the fractions are flipped.

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Kaikerscupcake Kaikerscupcake

06-02-2018

You just need to flip the sign and the numbers.

-2/7= 2/7

7/2

So, "C" is the correct answer.

I hope this helps!
~kaikers

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