Slopes of Line Segments

Slopes of parallel lines are...

• opposite reciprocals.
• opposites.
• the same.
• always 7.

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• the same.
• always 7.

The following represents slopes of two lines. 
Which answer choice describes the two lines?
m = 5 and m = -1/5

• Parallel
• Perpendicular
• Neither
• can not be determined

The following represents slopes of two lines.  Which answer choice describes the two lines?
m = -1/3 and m = -1/3

• Parallel
• Perpendicular
• Neither
• can not be determined

Which of the following lines goes through the point (-3, 4) and is perpendicular to
 y = 3/2x + 6?

• y = 3/2x - 6
• y = 2/3x + 3
• y = -2/3x - 2
• y = -2/3x + 2

Which point on the x-axis lies on the line that passes through point C and is parallel to line AB?

• (1, 0)

• (1, 1)

• (0, 2)

• (2, 0)

Which point on the x-axis lies on the line that passes through point P and is perpendicular to line MN?

• (0, 1)

• (0, 4)

• (1, 0)

• (4, 0)

A line contains the points (4, 3) and (19, −2). Which equation represents this line?

• y = -x + 7
• y = -3x + 12
• y = - 1/3x + 13/3
• y = 1/3x + 5/3

What is the equation of a line that is perpendicular to this line and goes through the given point?
y = 3x + 2      (3, -4)

• y = 3x - 2
• y = -1/3x - 5
• y = 3x - 4
• y = -1/3x - 3

Which point is on the line that passes through point H and is perpendicular to line FG?

• (–6, 10)

• (–2, –12)

• (0, –2)

• (4, 2)