Answer:
1. FALSE, Not perpendicular to each other because the two sides did not form a right angle.
2. FALSE, Not parallel to each other because the two sides intersect at a point. Parallel lines are lines that are equidistant to each other and will never meet.
3. TRUE, the two sides are equidistant to each other and will never meet even if they are extend infinitely both directions
4. FALSE, Not perpendicular to each other because the two sides are equidistant and never meet. And also, it didn't form a right angle.