Question

someone please if you can tell me which part of these definition are wrong i have no clue if angle is both wrong or one is right there's a lot of definition i need help so bad please!!!​

Answer 1

The three points and two points must swop, and the different slopes and the same slope must swop too.

Answer 2

Answer: Perpendicular lines have different slopes, while parallel lines do.

Also, an angle has three points and a line segment only has two.