Question 64243
IS THIS A PERPENDICULAR LINE, PARALLEL LINE, OR NEITHER OF THOSE TWO LINES. X=2, Y=9
x=2 is a vertical line going through (2,0) its slope is undefined.
y=9 is a horizontal line going through (0,9) its slope is 0.
Vertical and horizontal lines are PERPENDICULAR to each other, they meet at a 90 degree angle.
Happy Calculating!!!