circular inch | 1 circ in | 2 circ in | 3 circ in | 4 circ in | 5 circ in | 6 circ in | 7 circ in | 8 circ in | 9 circ in | 10 circ in | 11 circ in | 12 circ in | 13 circ in | 14 circ in | 15 circ in | 16 circ in | 17 circ in | 18 circ in | 19 circ in | 20 circ in | 21 circ in | 22 circ in | 23 circ in | 24 circ in | 25 circ in | 26 circ in | 27 circ in | 28 circ in | 29 circ in | 30 circ in | 31 circ in | 32 circ in | 33 circ in | 34 circ in | 35 circ in | 36 circ in | 37 circ in | 38 circ in | 39 circ in | 40 circ in | 41 circ in | 42 circ in | 43 circ in | 44 circ in | 45 circ in | 46 circ in | 47 circ in | 48 circ in | 49 circ in | 50 circ in | 51 circ in | 52 circ in | 53 circ in | 54 circ in | 55 circ in | 56 circ in | 57 circ in | 58 circ in | 59 circ in | 60 circ in | 61 circ in | 62 circ in | 63 circ in | 64 circ in | 65 circ in | 66 circ in | 67 circ in | 68 circ in | 69 circ in | 70 circ in | 71 circ in | 72 circ in | 73 circ in | 74 circ in | 75 circ in | 76 circ in | 77 circ in | 78 circ in | 79 circ in | 80 circ in | 81 circ in | 82 circ in | 83 circ in | 84 circ in | 85 circ in | 86 circ in | 87 circ in | 88 circ in | 89 circ in | 90 circ in | 91 circ in | 92 circ in | 93 circ in | 94 circ in | 95 circ in | 96 circ in | 97 circ in | 98 circ in | 99 circ in | 100 circ in |
centiare | 0.0005067 ca | 0.0010134 ca | 0.0015201 ca | 0.0020268 ca | 0.0025335 ca | 0.0030402 ca | 0.0035470 ca | 0.0040537 ca | 0.0045604 ca | 0.0050671 ca | 0.0055738 ca | 0.0060805 ca | 0.0065872 ca | 0.0070939 ca | 0.0076006 ca | 0.0081073 ca | 0.0086140 ca | 0.0091207 ca | 0.0096274 ca | 0.0101342 ca | 0.0106409 ca | 0.0111476 ca | 0.0116543 ca | 0.0121610 ca | 0.0126677 ca | 0.0131744 ca | 0.0136811 ca | 0.0141878 ca | 0.0146945 ca | 0.0152012 ca | 0.0157079 ca | 0.0162146 ca | 0.0167213 ca | 0.0172281 ca | 0.0177348 ca | 0.0182415 ca | 0.0187482 ca | 0.0192549 ca | 0.0197616 ca | 0.0202683 ca | 0.0207750 ca | 0.0212817 ca | 0.0217884 ca | 0.0222951 ca | 0.0228018 ca | 0.0233085 ca | 0.0238153 ca | 0.0243220 ca | 0.0248287 ca | 0.0253354 ca | 0.0258421 ca | 0.0263488 ca | 0.0268555 ca | 0.0273622 ca | 0.0278689 ca | 0.0283756 ca | 0.0288823 ca | 0.0293890 ca | 0.0298957 ca | 0.0304025 ca | 0.0309092 ca | 0.0314159 ca | 0.0319226 ca | 0.0324293 ca | 0.0329360 ca | 0.0334427 ca | 0.0339494 ca | 0.0344561 ca | 0.0349628 ca | 0.0354695 ca | 0.0359762 ca | 0.0364829 ca | 0.0369896 ca | 0.0374964 ca | 0.0380031 ca | 0.0385098 ca | 0.0390165 ca | 0.0395232 ca | 0.0400299 ca | 0.0405366 ca | 0.0410433 ca | 0.0415500 ca | 0.0420567 ca | 0.0425634 ca | 0.0430701 ca | 0.0435768 ca | 0.0440836 ca | 0.0445903 ca | 0.0450970 ca | 0.0456037 ca | 0.0461104 ca | 0.0466171 ca | 0.0471238 ca | 0.0476305 ca | 0.0481372 ca | 0.0486439 ca | 0.0491506 ca | 0.0496573 ca | 0.0501640 ca | 0.0506708 ca |
circular inch is a unit of area. it uses in Imperial/US system. it exactly equal π⁄4 sq in and approximately ≈ 5.067075 × 10−4 m2
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
circular inch | circ in | ≡ π⁄4 sq in | ≈ 5.067075×10−4 m2 | Imperial/US |
circular inches | centiares | circular inches | centiares |
---|---|---|---|
1 | = 0.0005067075 | 6 | = 0.003040245 |
2 | = 0.001013415 | 7 | = 0.0035469525 |
3 | = 0.0015201225 | 8 | = 0.00405366 |
4 | = 0.00202683 | 9 | = 0.0045603675 |
5 | = 0.0025335375 | 10 | = 0.005067075 |
The centiare is one square metre.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
centiare | ca | = 1 m2 | = 1 m2 | Metric system SI |
centiares | circular inches | centiares | circular inches |
---|---|---|---|
1 | = 1973.5251599789 | 6 | = 11841.150959873 |
2 | = 3947.0503199578 | 7 | = 13814.676119852 |
3 | = 5920.5754799367 | 8 | = 15788.201279831 |
4 | = 7894.1006399155 | 9 | = 17761.72643981 |
5 | = 9867.6257998944 | 10 | = 19735.251599789 |
circular inches | centiares |
---|---|
1 | = 0.0005067 |
1,973.5251600 | = 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 …) |