Square Inches to Square Centimeters Conversion

Square inches to square centimeters (in2 to cm2) area units conversion factor is 6.4516. To find out how many square centimeters in square inches, multiply the square inch value by 6.4516 or use the converter.

1 Square Inch = 6.4516 Square Centimeters
1 Square Centimeter = 0.15500031 Square Inch

There are 6.4516 square centimeters in a square inch, because one inch is 2.54 centimeters and the area of a square is calculated by multiplying a side by itself, that makes 2.54 * 2.54 = 6.4516 sq. centimeters in a sq. inch.

For example, to find out how many sq. centimeters there are in a square inch and a half, as a formula to convert from sq. inches to sq. centimeters, multiply the sq. inch value by 6.4516, that makes 1.5 in2 * 6.4516 = 9.6774 sq. centimeters in 1.5 sq. inches.

Square inch is an imperial and US Customary area unit and defined as the area of a square with sides 1 inch in length. 1 square inch equals to 6.4516 sq. centimeters and 645.16 sq. millimeters. The abbreviation is "in2".

Square centimeter (centimetre is SI spelling) is a metric area unit and defined as the area of a square with sides 1 centimeter in length. 1 square centimeter equals to 0.155 sq. inches and 100 sq. millimeters. The abbreviation is "cm2".

Converter

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To create your own custom conversion table click "Create Table" botton. To change values, you may enter a "Start" value (1, 2.5, 5 etc), select a an "Increment" value (0.01, 5, 100 etc) and select an "Accuracy" value to round the result.

Sq. Inches to Sq. Centimeters Conversion Table

Square Inch Square Centimeter Square Inch Square Centimeter Square Inch Square Centimeter Square Inch Square Centimeter
1 in2 6.45 cm2 26 in2 167.74 cm2 51 in2 329.03 cm2 76 in2 490.32 cm2
2 in2 12.90 cm2 27 in2 174.19 cm2 52 in2 335.48 cm2 77 in2 496.77 cm2
3 in2 19.35 cm2 28 in2 180.64 cm2 53 in2 341.93 cm2 78 in2 503.22 cm2
4 in2 25.81 cm2 29 in2 187.10 cm2 54 in2 348.39 cm2 79 in2 509.68 cm2
5 in2 32.26 cm2 30 in2 193.55 cm2 55 in2 354.84 cm2 80 in2 516.13 cm2
6 in2 38.71 cm2 31 in2 200.00 cm2 56 in2 361.29 cm2 81 in2 522.58 cm2
7 in2 45.16 cm2 32 in2 206.45 cm2 57 in2 367.74 cm2 82 in2 529.03 cm2
8 in2 51.61 cm2 33 in2 212.90 cm2 58 in2 374.19 cm2 83 in2 535.48 cm2
9 in2 58.06 cm2 34 in2 219.35 cm2 59 in2 380.64 cm2 84 in2 541.93 cm2
10 in2 64.52 cm2 35 in2 225.81 cm2 60 in2 387.10 cm2 85 in2 548.39 cm2
11 in2 70.97 cm2 36 in2 232.26 cm2 61 in2 393.55 cm2 86 in2 554.84 cm2
12 in2 77.42 cm2 37 in2 238.71 cm2 62 in2 400.00 cm2 87 in2 561.29 cm2
13 in2 83.87 cm2 38 in2 245.16 cm2 63 in2 406.45 cm2 88 in2 567.74 cm2
14 in2 90.32 cm2 39 in2 251.61 cm2 64 in2 412.90 cm2 89 in2 574.19 cm2
15 in2 96.77 cm2 40 in2 258.06 cm2 65 in2 419.35 cm2 90 in2 580.64 cm2
16 in2 103.23 cm2 41 in2 264.52 cm2 66 in2 425.81 cm2 100 in2 645.16 cm2
17 in2 109.68 cm2 42 in2 270.97 cm2 67 in2 432.26 cm2 125 in2 806.45 cm2
18 in2 116.13 cm2 43 in2 277.42 cm2 68 in2 438.71 cm2 150 in2 967.74 cm2
19 in2 122.58 cm2 44 in2 283.87 cm2 69 in2 445.16 cm2 175 in2 1129.03 cm2
20 in2 129.03 cm2 45 in2 290.32 cm2 70 in2 451.61 cm2 200 in2 1290.32 cm2
21 in2 135.48 cm2 46 in2 296.77 cm2 71 in2 458.06 cm2 250 in2 1612.90 cm2
22 in2 141.94 cm2 47 in2 303.23 cm2 72 in2 464.52 cm2 300 in2 1935.48 cm2
23 in2 148.39 cm2 48 in2 309.68 cm2 73 in2 470.97 cm2 500 in2 3225.80 cm2
24 in2 154.84 cm2 49 in2 316.13 cm2 74 in2 477.42 cm2 750 in2 4838.70 cm2
25 in2 161.29 cm2 50 in2 322.58 cm2 75 in2 483.87 cm2 1000 in2 6451.60 cm2

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