| 0in² | 0cm² |
| 1in² | 6.4516cm² |
| 2in² | 12.9032cm² |
| 3in² | 19.3548cm² |
| 4in² | 25.8064cm² |
| 5in² | 32.258cm² |
| 6in² | 38.7096cm² |
| 7in² | 45.1612cm² |
| 8in² | 51.6128cm² |
| 9in² | 58.0644cm² |
| 10in² | 64.516cm² |
| 11in² | 70.9676cm² |
| 12in² | 77.4192cm² |
| 13in² | 83.8708cm² |
| 14in² | 90.3224cm² |
| 15in² | 96.774cm² |
| 16in² | 103.2256cm² |
| 17in² | 109.6772cm² |
| 18in² | 116.1288cm² |
| 19in² | 122.5804cm² |
| 20in² | 129.032cm² |
| 21in² | 135.4836cm² |
| 22in² | 141.9352cm² |
| 23in² | 148.3868cm² |
| 24in² | 154.8384cm² |
| 25in² | 161.29cm² |
| 26in² | 167.7416cm² |
| 27in² | 174.1932cm² |
| 28in² | 180.6448cm² |
| 29in² | 187.0964cm² |
| 30in² | 193.548cm² |
| 31in² | 199.9996cm² |
| 32in² | 206.4512cm² |
| 33in² | 212.9028cm² |
| 34in² | 219.3544cm² |
| 35in² | 225.806cm² |
| 36in² | 232.2576cm² |
| 37in² | 238.7092cm² |
| 38in² | 245.1608cm² |
| 39in² | 251.6124cm² |
| 40in² | 258.064cm² |
| 41in² | 264.5156cm² |
| 42in² | 270.9672cm² |
| 43in² | 277.4188cm² |
| 44in² | 283.8704cm² |
| 45in² | 290.322cm² |
| 46in² | 296.7736cm² |
| 47in² | 303.2252cm² |
| 48in² | 309.6768cm² |
| 49in² | 316.1284cm² |
| 50in² | 322.58cm² |
| 51in² | 329.0316cm² |
| 52in² | 335.4832cm² |
| 53in² | 341.9348cm² |
| 54in² | 348.3864cm² |
| 55in² | 354.838cm² |
| 56in² | 361.2896cm² |
| 57in² | 367.7412cm² |
| 58in² | 374.1928cm² |
| 59in² | 380.6444cm² |
| 60in² | 387.096cm² |
| 61in² | 393.5476cm² |
| 62in² | 399.9992cm² |
| 63in² | 406.4508cm² |
| 64in² | 412.9024cm² |
| 65in² | 419.354cm² |
| 66in² | 425.8056cm² |
| 67in² | 432.2572cm² |
| 68in² | 438.7088cm² |
| 69in² | 445.1604cm² |
| 70in² | 451.612cm² |
| 71in² | 458.0636cm² |
| 72in² | 464.5152cm² |
| 73in² | 470.9668cm² |
| 74in² | 477.4184cm² |
| 75in² | 483.87cm² |
| 76in² | 490.3216cm² |
| 77in² | 496.7732cm² |
| 78in² | 503.2248cm² |
| 79in² | 509.6764cm² |
| 80in² | 516.128cm² |
| 81in² | 522.5796cm² |
| 82in² | 529.0312cm² |
| 83in² | 535.4828cm² |
| 84in² | 541.9344cm² |
| 85in² | 548.386cm² |
| 86in² | 554.8376cm² |
| 87in² | 561.2892cm² |
| 88in² | 567.7408cm² |
| 89in² | 574.1924cm² |
| 90in² | 580.644cm² |
| 91in² | 587.0956cm² |
| 92in² | 593.5472cm² |
| 93in² | 599.9988cm² |
| 94in² | 606.4504cm² |
| 95in² | 612.902cm² |
| 96in² | 619.3536cm² |
| 97in² | 625.8052cm² |
| 98in² | 632.2568cm² |
| 99in² | 638.7084cm² |
The square inch is a unit of area and is an imperial unit with the symbol in².
One square inch is equal in area to a square with edges one inch in length.
The square inch is a common unit of measurement in the UK and US.
The square centimetre is a unit of area and is a multiple of the square metre; an SI derived unit. It has the symbol cm².
A square centimetre is equal to the area of a square with edges 1cm long. There are 10,000 square centimetres in a square metre.
It is often used to describe areas smaller than 1m² - including much work in classrooms on paper.