square foot | 1 sq ft | 2 sq ft | 3 sq ft | 4 sq ft | 5 sq ft | 6 sq ft | 7 sq ft | 8 sq ft | 9 sq ft | 10 sq ft | 11 sq ft | 12 sq ft | 13 sq ft | 14 sq ft | 15 sq ft | 16 sq ft | 17 sq ft | 18 sq ft | 19 sq ft | 20 sq ft | 21 sq ft | 22 sq ft | 23 sq ft | 24 sq ft | 25 sq ft | 26 sq ft | 27 sq ft | 28 sq ft | 29 sq ft | 30 sq ft | 31 sq ft | 32 sq ft | 33 sq ft | 34 sq ft | 35 sq ft | 36 sq ft | 37 sq ft | 38 sq ft | 39 sq ft | 40 sq ft | 41 sq ft | 42 sq ft | 43 sq ft | 44 sq ft | 45 sq ft | 46 sq ft | 47 sq ft | 48 sq ft | 49 sq ft | 50 sq ft | 51 sq ft | 52 sq ft | 53 sq ft | 54 sq ft | 55 sq ft | 56 sq ft | 57 sq ft | 58 sq ft | 59 sq ft | 60 sq ft | 61 sq ft | 62 sq ft | 63 sq ft | 64 sq ft | 65 sq ft | 66 sq ft | 67 sq ft | 68 sq ft | 69 sq ft | 70 sq ft | 71 sq ft | 72 sq ft | 73 sq ft | 74 sq ft | 75 sq ft | 76 sq ft | 77 sq ft | 78 sq ft | 79 sq ft | 80 sq ft | 81 sq ft | 82 sq ft | 83 sq ft | 84 sq ft | 85 sq ft | 86 sq ft | 87 sq ft | 88 sq ft | 89 sq ft | 90 sq ft | 91 sq ft | 92 sq ft | 93 sq ft | 94 sq ft | 95 sq ft | 96 sq ft | 97 sq ft | 98 sq ft | 99 sq ft | 100 sq ft |
are | 0.0009290 a | 0.0018581 a | 0.0027871 a | 0.0037161 a | 0.0046452 a | 0.0055742 a | 0.0065032 a | 0.0074322 a | 0.0083613 a | 0.0092903 a | 0.0102193 a | 0.0111484 a | 0.0120774 a | 0.0130064 a | 0.0139355 a | 0.0148645 a | 0.0157935 a | 0.0167225 a | 0.0176516 a | 0.0185806 a | 0.0195096 a | 0.0204387 a | 0.0213677 a | 0.0222967 a | 0.0232258 a | 0.0241548 a | 0.0250838 a | 0.0260129 a | 0.0269419 a | 0.0278709 a | 0.0287999 a | 0.0297290 a | 0.0306580 a | 0.0315870 a | 0.0325161 a | 0.0334451 a | 0.0343741 a | 0.0353032 a | 0.0362322 a | 0.0371612 a | 0.0380902 a | 0.0390193 a | 0.0399483 a | 0.0408773 a | 0.0418064 a | 0.0427354 a | 0.0436644 a | 0.0445935 a | 0.0455225 a | 0.0464515 a | 0.0473806 a | 0.0483096 a | 0.0492386 a | 0.0501676 a | 0.0510967 a | 0.0520257 a | 0.0529547 a | 0.0538838 a | 0.0548128 a | 0.0557418 a | 0.0566709 a | 0.0575999 a | 0.0585289 a | 0.0594579 a | 0.0603870 a | 0.0613160 a | 0.0622450 a | 0.0631741 a | 0.0641031 a | 0.0650321 a | 0.0659612 a | 0.0668902 a | 0.0678192 a | 0.0687482 a | 0.0696773 a | 0.0706063 a | 0.0715353 a | 0.0724644 a | 0.0733934 a | 0.0743224 a | 0.0752515 a | 0.0761805 a | 0.0771095 a | 0.0780386 a | 0.0789676 a | 0.0798966 a | 0.0808256 a | 0.0817547 a | 0.0826837 a | 0.0836127 a | 0.0845418 a | 0.0854708 a | 0.0863998 a | 0.0873289 a | 0.0882579 a | 0.0891869 a | 0.0901159 a | 0.0910450 a | 0.0919740 a | 0.0929030 a |
The square foot (plural square feet; abbreviated sq ft, sf, ft2) is an imperial unit and U.S. customary unit (non-SI, non-metric) of area, used mainly in the United States and partially in Bangladesh, Canada, Ghana, Hong Kong, India, Malaysia, Nepal, Pakistan, Singapore and the United Kingdom. It is defined as the area of a square with sides of 1 foot.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square foot | sq ft | ≡ 1 ft × 1 ft | ≡ 9.290304×10−2 m2 | Imperial/US |
square feet | ares | square feet | ares |
---|---|---|---|
1 | ≡ 0.0009290304 | 6 | ≡ 0.0055741824 |
2 | ≡ 0.0018580608 | 7 | ≡ 0.0065032128 |
3 | ≡ 0.0027870912 | 8 | ≡ 0.0074322432 |
4 | ≡ 0.0037161216 | 9 | ≡ 0.0083612736 |
5 | ≡ 0.004645152 | 10 | ≡ 0.009290304 |
The are (/ˈɑːr/ or /ˈɛər/) is a unit of area, equal to 100 square metres (10 m × 10 m), used for measuring land area. It was defined by older forms of the metric system, but is now outside of the modern International System of Units (SI).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
are | a | ≡ 100 m2 | ≡ 100 m2 | Metric system SI |
ares | square feet | ares | square feet |
---|---|---|---|
1 | ≡ 1076.391041671 | 6 | ≡ 6458.3462500258 |
2 | ≡ 2152.7820833419 | 7 | ≡ 7534.7372916968 |
3 | ≡ 3229.1731250129 | 8 | ≡ 8611.1283333678 |
4 | ≡ 4305.5641666839 | 9 | ≡ 9687.5193750387 |
5 | ≡ 5381.9552083549 | 10 | ≡ 10763.91041671 |
square feet | ares |
---|---|
1 | ≡ 0.0009290 |
1,076.3910417 | ≡ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |