I WONDER - What Is An Octagon?

The video tutorial introduces 2D shapes, focusing on the Octagon. It explains the etymology of the word 'Octagon', derived from 'Octa' meaning eight and 'gone' meaning sides. The tutorial also highlights that an Octagon has 20 diagonals.

Explain the significance of the number of sides in an Octagon.

Describe the relationship between the number of sides and diagonals in an Octagon.