SOLUTION: if the slope of a line is undefined, then the line must be:
a.horizontal
b.vertical
c.diagonal
d.other
Which answer is correct?
Algebra.Com
Question 42006: if the slope of a line is undefined, then the line must be:
a.horizontal
b.vertical
c.diagonal
d.other
Which answer is correct?
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
ANS. IS b) vertical because the formula is (y2-y1)/(x2-x1) & if the x coordinates are the same then the denominator is =0 which makes the fraction/slope undefined.
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