swiderskinathan99 swiderskinathan99

09-04-2018
Mathematics

contestada

AB contains the points A(7, -11) and B (8, 17) Find the slope of a line perpendicular to AB.

A. Undefined
B. -1/28
C. 1/28
D. 28

Respuesta :

dwh2o13 dwh2o13

09-04-2018

the slope of the line containing the points is 28... we need the negative reciprocal of this for the slope of line perpendicular..

So the slope would be: choice B

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