What is the perimeter of a square with 21 foot sides? How far around is a square that is 21 feet across?

Side Length

cm

Side Length

ft

in

Side Length

meters

Units

Perimeter of a 21′ by 21′ square

84 | feet |

1,008 | inches |

84′ 0″ | feet and inches |

25.603 | meters |

2,560.3 | centimeters |

results may be rounded

The perimeter of a square is four times the length of one side.

**Perimeter = Side * 4**

Perimeter by Length of Sides

results may be rounded

Side | ft | in | m |
---|---|---|---|

21′0″ | 84 | 1,008 | 25.60 |

21′1″ | 84.33 | 1,012 | 25.70 |

21′2″ | 84.67 | 1,016 | 25.81 |

21′3″ | 85 | 1,020 | 25.91 |

21′4″ | 85.33 | 1,024 | 26.01 |

21′5″ | 85.67 | 1,028 | 26.11 |

21′6″ | 86 | 1,032 | 26.21 |

21′7″ | 86.33 | 1,036 | 26.31 |

21′8″ | 86.67 | 1,040 | 26.42 |

21′9″ | 87 | 1,044 | 26.52 |

21′10″ | 87.33 | 1,048 | 26.62 |

21′11″ | 87.67 | 1,052 | 26.72 |