what lines are these?
perpendicular
What lines are these?
parallel
What is this line?
Horizontal
What lines are these?
parallel
What is this line?
horizontal
What is this line?
vertical
What lines are these?
parallel
What lines are these?
parallel
What is this line?
horizontal
What lines are these?
perpendicular
What is this line?
horizontal
What lines are these?
parallel
What is this line?
Vertical
What is this line?
vertical