# Square Calculator

## Definition

Square - a geometrical figure, a rectangle that consists of four equally long sides and four identical right angles.

Area(A

Area(A

Equation form:

a = | d |

√2 |

d = a * √2 |

Perimeter = 4 * a |

Area enclosed (A) = a² |

_{I}) of circle inscribed in square with side a:A_{I} = | π * a² |

4 |

_{C}) of circumscribed circle about square with side a:A_{C} = | π * a² |

2 |

### About Square Calculator tool.

Remember this tool should be used only to calculate area, perimeter or volume of a figure. The results we provide are accurate, but rounded to the 12th decimal place. It accepts scientific notation and converts immediately.