- The edges of a square are the same length; the neighbouring ones form a right angle.
- The diagonals are equally long; they halve one another and are perpendicular.

- P – perimeter
- A – area

- a – edges
- d – diagonals

You don’t like ads? Neither do we, but advertising revenue allows us to operate our website and provide free services to our visitors. Please consider disabling ad blocking on this website. Thank you.