A perfect square is an element of algebraic structure that is equal to the square of another element.

• Square number, a perfect square integer.

Entertainment[edit]

• Perfect Square, a live recording by the band R.E.M.
• Perfect Square (publisher), a children's imprint label by Viz Media.

See also[edit]

• Perfect square dissection, a dissection of a geometric square into smaller squares, all of different sizes
• Perfect square trinomials, a method of factoring polynomials