SYS Geo Parallel, perpendicular, and intersecting lines

What would you say is the measure of the angle at this intersection?

Two lines that never meet, no matter how far they are extended, are called what?

• Intersecting lines

• Perpendicular lines

• Parallel lines

• Curved lines

Which of the following is NOT a characteristic of perpendicular lines?

• They intersect to form four right angles.

• They are always the same length.

• They can be found on the letter "T".

What type of lines are perpendicular to each other?

• Lines that form a right angle

• Lines that never meet

• Lines that are always horizontal

• Lines that are always vertical

Which of the following is an example of parallel lines?

• The edges of a book

• The letter "L"

• The hands of a clock at 2:00

• The letter "X"

If angles 1, 2, and 3 are congruent, what lines must be parallel? 

• A and B
• A and C
• C and B
• A and B and C

Line BC is parallel to Line ​ (a)  

• AD
• AB
• DC
• AC
• BD