Graph Lines and Slopes

Find the slope of the line: (2,3) and (-15, 5)

• -2/17

• 2/17

• 17/2

• -17/2

Find the slope of the line: (-4, 7) and (-4, 4)

• 3

• 0

• -3

• -3/0

Find the slope: (8, -12) and (9, 2)

• -14

• 14

• 1/14

• -1/14

Find the slope: (4,-3) and (-20,-3)

• -24

• 24

• 0/24

• -0/24

Decide whether the lines are parallel, perpendicular or neither: line 1: (1, 7) & (-3, -5)

line 2: (-6, -20) and (0, -2)

• Parallel

• perpendicular

• Neither

Decide whether the lines are parallel, perpendicular or neither: Line 1: (4, - 4) & (-16, 1)

Line 2: (1, 5) and (5, 21)

• Parallel

• Perpendicular

• Neither

Decide whether the lines are parallel, perpendicular or neither: Line 1: (3, -13) and (22, 4)

Line 2: (6, 2) and (-8, 9)

• Parallel

• Perpendicular

• Neither

On graph paper: graph the following y = -1/2 x + 6

what is the slope and the y - intercept

• 2 and 6

• 6 and -1/2

• 1/2 and 6

• -1/2 and 6

Graph -x + 3y = 15

what is the slope and y - intercept

• 1/3 and 5

• 3 and 5

• -1/3 and 5

• 5 and 3

graph x - y = 4

what is the slope and the y intercept

• 1 and -4

• -1 and -4

• 4 and -1

• -4 and -1