Parallel Perpendicular Same Lines

If two lines are parallel to the same line, then they are _____________ to each other

• Parallel

• Perpendicular

• Not Enough Information

• Skew

In a plane, if a line is perpendicular to one of two parallel lines, then it is also parallel to the other.

• True

• False

• Not Enough Information

In a plane, if a line is perpendicular to one of two parallel lines, then it is also ___________________ to the other.

• Parallel

• Perpendicular

• Not Enough Information

• Skew

y = 3x +2
y = 3x - 3
These lines are...

• Parallel

• Perpendicular

• Neither

• The same line

What is the slope of a line perpendicular to the line whose equation is: -2x + y = - 7?

• -2

• 1/2

• -1/2

• 2

Slopes of parallel lines are...

• opposite reciprocals.

• opposites.

• the same.

• always 7.

Slopes of perpendicular lines are...

• opposite reciprocals.

• opposites.

• the same.

• always 7.

What is the slope of a line parallel to the line whose equation is: -2x + y = - 7?

• -2

• 1/2

• -1/2

• 2

Which figure shows a set of parallel lines?

• Figure 1

• Figure 2

• Figure 3

• Figure 4

Choose the most precise answer: These roads are

• Intersecting

• Perpendicular

• Parallel