Respuesta :

71278lgomezfuentes

Answer:

The slope of ( -2 , -5) and ( -1 , -2) is perpendicular to this line

tomson1975

Greetings from Brasil...

The slope is given by the expression:

ΔY/ΔX

where

ΔY = Y₂ - Y₁

ΔX = X₂ - X₁

slope = ΔY/ΔX

slope = (Y₂ - Y₁)/(X₂ - X₁)

slope = (2 - 5)/(- 1 - 2)

slope = (- 3)/(- 3)

slope = 1

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