Answer:- The top and bottom are parallel.
The top and right side form a right angle.
The left side and right side are parallel.
The left side and bottom form a right angle.
Explanation:-
Basic properties of rectangle are:-
- Opposite sides are parallel.
- Opposite sides are congruent.
- All angles are right angles.
Pair of opposite sides Top↔ Bottom [congruent and parallel]
Left↔ Right. [congruent and parallel]
Thus, Statement 1,2,4 and 5 are properties which must the door frame have to ensure that the door hangs properly.