Classifying Parallelograms Using Slope and Distance
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Given:Quadrilateral A(3, -5), B(-2, -9), C(2, -14), D(7, -10)
  
Slope Formula

Slope Formula
  
Problem:Determine the slope of the diagonals and the length of the diagonals to best classify quadrilateral ABCD.

Slope of Diagonals
mAC =  
mBD =  

Length of Diagonals
dAC =  
dBD =  
 
Classification: