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Grade:
        what are the slopes  m1 ,m2 of lines y=4 & x=9
7 years ago

Answers : (2)

aatish agrawal
32 Points
							

y=4 is a line parallel to x axis,so  its slope m1=0 (tan 0 =0)and x=9 is a line parallel to y axis so its slope is not defined ,since tan90 is not defined

7 years ago
Fawz Naim
37 Points
							

as y=4 is prallel to the x-axis threfore its slop[e is zero

and for the line x=9 it is parallel to the y-axis so its slope is tan90=infinity

7 years ago
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