Square (geometry): Difference between revisions
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A square is a a special [[quadrilateral]] in that it is regular. A square has four equal sides and four equal angles, each angle measuring 90 degrees. | A square is a a special [[quadrilateral]] in that it is regular. A square has four equal sides and four equal angles, each angle measuring 90 degrees. | ||
== Area == | === Area === | ||
The [[area]] of a square can be found by squaring the square's side length - <math> A = s^2 </math>. | The [[area]] of a square can be found by squaring the square's side length - <math> A = s^2 </math>. | ||
== Perimeter == | === Perimeter === | ||
The [[perimeter]] of square can be found by multiplying the square's side length by four - <math> P = 4s </math>. | The [[perimeter]] of square can be found by multiplying the square's side length by four - <math> P = 4s </math>. | ||
=== Diagonal === | |||
The [[Diagonal]] of a square is obtained by the Pythagorean theorem. <math>D=\sqrt{s^2+s^2}=s\sqrt{2}</math> | |||
== See Also == | == See Also == | ||
Revision as of 21:31, 19 June 2006
A Square
A square is a a special quadrilateral in that it is regular. A square has four equal sides and four equal angles, each angle measuring 90 degrees.
Area
The area of a square can be found by squaring the square's side length - 
.
Perimeter
The perimeter of square can be found by multiplying the square's side length by four - 
.
Diagonal
The Diagonal of a square is obtained by the Pythagorean theorem. 
