👉 The boundary line of a surface.
Alright class, settle down and let’s take a look, At this word “edge,” a concept we must cook! The dictionary tells us, clear and bright, “The boundary line of a surface” – that's right! Let’s think about it like this, you see, It’s where one thing ends, and another can be. Imagine a table, sturdy and grand, Its edge is the line, close at hand. Or a piece of paper, folded with care, The edge marks its limits, beyond compare! It’s about the border, the outer decree, Where shapes and forms finally agree. So “edge” means a limit, a defined space, A starting and stopping, a noticeable grace! Do you have any questions? Let's discuss this with glee!