Classifying Triangles Using Slope and Distance
Coordinate Geometry Lesson | MATHguide homepage Updated March 20th, 2018

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Given:Triangle A(-4, 6), B(0, 9), C(-3, 3)
Slope Formula

Slope Formula
Problem:Determine the slopes of the sides and the lengths of the sides to find characteristics of triangle ABC.

Slopes of Sides
mAB =  
mBC =  
mAC =  

Lengths of Sides
dAB =  
dBC =  
dAC =