| square centimeter | 1 cm2 | 2 cm2 | 3 cm2 | 4 cm2 | 5 cm2 | 6 cm2 | 7 cm2 | 8 cm2 | 9 cm2 | 10 cm2 | 11 cm2 | 12 cm2 | 13 cm2 | 14 cm2 | 15 cm2 | 16 cm2 | 17 cm2 | 18 cm2 | 19 cm2 | 20 cm2 | 21 cm2 | 22 cm2 | 23 cm2 | 24 cm2 | 25 cm2 | 26 cm2 | 27 cm2 | 28 cm2 | 29 cm2 | 30 cm2 | 31 cm2 | 32 cm2 | 33 cm2 | 34 cm2 | 35 cm2 | 36 cm2 | 37 cm2 | 38 cm2 | 39 cm2 | 40 cm2 | 41 cm2 | 42 cm2 | 43 cm2 | 44 cm2 | 45 cm2 | 46 cm2 | 47 cm2 | 48 cm2 | 49 cm2 | 50 cm2 | 51 cm2 | 52 cm2 | 53 cm2 | 54 cm2 | 55 cm2 | 56 cm2 | 57 cm2 | 58 cm2 | 59 cm2 | 60 cm2 | 61 cm2 | 62 cm2 | 63 cm2 | 64 cm2 | 65 cm2 | 66 cm2 | 67 cm2 | 68 cm2 | 69 cm2 | 70 cm2 | 71 cm2 | 72 cm2 | 73 cm2 | 74 cm2 | 75 cm2 | 76 cm2 | 77 cm2 | 78 cm2 | 79 cm2 | 80 cm2 | 81 cm2 | 82 cm2 | 83 cm2 | 84 cm2 | 85 cm2 | 86 cm2 | 87 cm2 | 88 cm2 | 89 cm2 | 90 cm2 | 91 cm2 | 92 cm2 | 93 cm2 | 94 cm2 | 95 cm2 | 96 cm2 | 97 cm2 | 98 cm2 | 99 cm2 | 100 cm2 |
| square inch | 0.1550003 sq in | 0.3100006 sq in | 0.4650009 sq in | 0.6200012 sq in | 0.7750016 sq in | 0.9300019 sq in | 1.0850022 sq in | 1.2400025 sq in | 1.3950028 sq in | 1.5500031 sq in | 1.7050034 sq in | 1.8600037 sq in | 2.0150040 sq in | 2.1700043 sq in | 2.3250047 sq in | 2.4800050 sq in | 2.6350053 sq in | 2.7900056 sq in | 2.9450059 sq in | 3.1000062 sq in | 3.2550065 sq in | 3.4100068 sq in | 3.5650071 sq in | 3.7200074 sq in | 3.8750078 sq in | 4.0300081 sq in | 4.1850084 sq in | 4.3400087 sq in | 4.4950090 sq in | 4.6500093 sq in | 4.8050096 sq in | 4.9600099 sq in | 5.1150102 sq in | 5.2700105 sq in | 5.4250109 sq in | 5.5800112 sq in | 5.7350115 sq in | 5.8900118 sq in | 6.0450121 sq in | 6.2000124 sq in | 6.3550127 sq in | 6.5100130 sq in | 6.6650133 sq in | 6.8200136 sq in | 6.9750140 sq in | 7.1300143 sq in | 7.2850146 sq in | 7.4400149 sq in | 7.5950152 sq in | 7.7500155 sq in | 7.9050158 sq in | 8.0600161 sq in | 8.2150164 sq in | 8.3700167 sq in | 8.5250171 sq in | 8.6800174 sq in | 8.8350177 sq in | 8.9900180 sq in | 9.1450183 sq in | 9.3000186 sq in | 9.4550189 sq in | 9.6100192 sq in | 9.7650195 sq in | 9.9200198 sq in | 10.0750202 sq in | 10.2300205 sq in | 10.3850208 sq in | 10.5400211 sq in | 10.6950214 sq in | 10.8500217 sq in | 11.0050220 sq in | 11.1600223 sq in | 11.3150226 sq in | 11.4700229 sq in | 11.6250233 sq in | 11.7800236 sq in | 11.9350239 sq in | 12.0900242 sq in | 12.2450245 sq in | 12.4000248 sq in | 12.5550251 sq in | 12.7100254 sq in | 12.8650257 sq in | 13.0200260 sq in | 13.1750264 sq in | 13.3300267 sq in | 13.4850270 sq in | 13.6400273 sq in | 13.7950276 sq in | 13.9500279 sq in | 14.1050282 sq in | 14.2600285 sq in | 14.4150288 sq in | 14.5700291 sq in | 14.7250295 sq in | 14.8800298 sq in | 15.0350301 sq in | 15.1900304 sq in | 15.3450307 sq in | 15.5000310 sq in |
Square centimetre (International spelling as used by the International Bureau of Weights and Measures) or square centimeter (American spelling), symbol cm2, is the SI unit of area or surface area.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| square centimeter | cm2 | ≡ 1 cm × 1 cm | = 10-4 m2 | Metric system SI |
| square centimeters | square inches | square centimeters | square inches |
|---|---|---|---|
| 1 | = 0.15500031000062 | 6 | = 0.93000186000372 |
| 2 | = 0.31000062000124 | 7 | = 1.0850021700043 |
| 3 | = 0.46500093000186 | 8 | = 1.240002480005 |
| 4 | = 0.62000124000248 | 9 | = 1.3950027900056 |
| 5 | = 0.7750015500031 | 10 | = 1.5500031000062 |
A square inch (plural: square inches) is a unit of area, equal to the area of a square with sides of one inch.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| square inch | sq in | ≡ 1 in × 1 in | ≡ 6.4516×10−4 m2 | Imperial/US |
| square inches | square centimeters | square inches | square centimeters |
|---|---|---|---|
| 1 | = 6.4516 | 6 | = 38.7096 |
| 2 | = 12.9032 | 7 | = 45.1612 |
| 3 | = 19.3548 | 8 | = 51.6128 |
| 4 | = 25.8064 | 9 | = 58.0644 |
| 5 | = 32.258 | 10 | = 64.516 |
| square centimeters | square inches |
|---|---|
| 1 | = 0.1550003 |
| 6.4516 | = 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 …) |