The term 'octagon' often appears in mathematics and geometry contexts, especially in school. On the geometry test, there was a question about finding the area of an octagon.
Pro Tip 2/3
Traffic Symbol
In many countries, the 'stop' traffic sign is shaped like an octagon, serving as a visual cue. She knew to stop her car when she saw the red octagon sign.
Pro Tip 3/3
Visual Recognition
Recognizing that an octagon has eight sides helps distinguish it from similar shapes like hexagons. The table's octagon shape made it stand out from the usual rectangular tables.