1.

If the gradient of a line (B) is -3, what is the gradient of the line which is perpendicular to (B)

Answer»

The slope or gradient of a LINE is -3 (m1)

LET the slope of the other line be m2

As the LINES are perpendicular

THEREFORE

m1 X m2=-1

therefore m2=1/3



Discussion

No Comment Found

Related InterviewSolutions