Parallel Lines, Parallel Planes, Skew Lines

Name a line skew to FG

• EH
• DC
• AD
• FB

Name a line parallel to AD

• EH
• AB
• DC
• HG

Name a line perpendicular to AD

• EH
• AB
• CG
• HG

Name a line perpendicular to AB

• EH
• DC
• AE
• FG

Are lines j and k skew?

• yes
• no

Lines DE, AB, and GC appear to be _________

• parallel
• perpendicular
• skew

Which pair of angles are alternate exterior angles?

• Angle 7 and Angle 4
• Angle 2 and Angle 6
• Angle 8 and Angle 1
• Angle 2 and Angle 8

Which pair of angles are alternate interior angles?

• Angle 7 and Angle 4
• Angle 3 and Angle 6
• Angle 8 and Angle 1
• Angle 2 and Angle 8

Which pair of angles are corresponding?

• Angle 7 and Angle 4
• Angle 3 and Angle 6
• Angle 8 and Angle 1
• Angle 4 and Angle 8

Select which pairs are vertical angles

• angle A and angle B

• angle A and angle D

• angle E and angle G

• angle G and angle H

• angle G and angle F