What is the extreme top of a ladder referred to as?

The extreme top of a ladder is referred to as the tip. This terminology is commonly used in various contexts involving ladders, emphasizing the point where the ladder's structure culminates. The tip is critical for ensuring stability and safety while using the ladder; it is typically positioned against a surface to provide support.

Regarding the other terms:

• A rung refers to the horizontal steps on the ladder that one uses to climb.

• The base is the bottom part that provides stability and support during use.

• A beam generally refers to a structural element in construction, not specifically related to ladders.

Understanding these terms helps clarify the role and function of different parts of a ladder, particularly in safety contexts where positioning and support are vital.