Question

Line segment AB and AD are and AB and DC are .

• A. perpendicular lines
• B. parallel lines
• C. intersecting lines
• D. rays

Answer 1

Answer: (A), (B)

The correct options are
A perpendicular lines
B parallel lines

Perpendicular Lines: When a line is exactly upright to another line, making right angles at the intersection point.
Parallel Lines: When two or more lines never meet, no matter how they are extended​

Here,
AB is perpendicular to AD.
AB is parallel to DC.