State whether the tow lines in each of the following are parallel, perpendicular or nether: through (9,5) and (-1,1); through (3,-5) and (8,-3)

State whether the two lines in each of the following are parallel, perpendicular or neither: through (6,3) and (1,1); through (-2,5) and (2,-5)

State whether the two lines in each of the following are parallel, perpendicular or neither: through (5,6) and (2,3); through (9,-2) and (6,-5)

State whether the two lines in each of the following are parallel, perpendicular or neither: passing through (3,15) and (16,6); passing through (-5,3) and (8,2)

Examine whether the two lines in each of the parallel, perpendicular or neither parallel nor perpendicular : through (-2, 6) and (4, 8) , through (8, 12) and (4, 24 .

State whether true or false. -3-(-8)=-5

Find the equation of the line passing through (-3,5) and perpendicular to the line through the points (2,5) and (-3,6).

Find the equation of the line passing through (-3,5) and perpendicular to the line through the points (2,5) and (-3,6).

Find the equation of the line passing through (3,- 5) and perpendicular to the line through the points (2,- 5) and (3,- 6) .

The line passing through (-4, -2) and (2, -3) is perpendicular to the line passing through (a, 5) and (2, -1). Find a.

Show that the line through the points (1, -1, 2) and (3, 4,-2) is perpendicular to the through the points (0, 3,2) and (3, 5, 6).