Question

3.
All of the rungs of a ladder are parallel and the top rung is perpendicular to a side of the ladder. What conclusion can be reached?


All of the rungs are perpendicular to that side.


All of the rungs must be of the same thickness.


All of the rungs are perpendicular to the other side.


Some of the rungs must be perpendicular to that side.

Answer 1

The conclusion that can be reached is: Some of the rungs must be perpendicular to that side.