Conversion number between circular inch [circ in] and square inch [sq in] is 0.78539816339745. This means, that circular inch is smaller unit than square inch.
Switch to reverse conversion:
from square inch to circular inch conversion
| [circ in] |
Result in square inch
?If conversion between circular inch to square-metre and square-metre to square inch is exactly definied, high precision conversion from circular inch to square inch is enabled.
Since definition contain rounded number(s) too, there is no sense for high precision calculation, but if you want, you can enable it. Keep in mind, that converted number will be inaccurate due this rounding error!
| Start value: | [circular inch] |
| Step size | [circular inch] |
| How many lines? | (max 100) |
| circular inch | square inch |
|---|---|
| 0 | 0 |
| 10 | 7.8539816339745 |
| 20 | 15.707963267949 |
| 30 | 23.561944901923 |
| 40 | 31.415926535898 |
| 50 | 39.269908169872 |
| 60 | 47.123889803847 |
| 70 | 54.977871437821 |
| 80 | 62.831853071796 |
| 90 | 70.68583470577 |
| 100 | 78.539816339745 |
| 110 | 86.393797973719 |
Definition of circular inch unit: ≡ π⁄4 sq in. Area of circle with diameter of 1 inch, value exactly π × 0.00016129 ≈ 5.067075×10-4 m²
Definition of square inch unit: ≡ 1 in × 1 in. Area equal with 1 inch by 1 inch square ≡ 0.0254 × 0.0254 = 6.4516×10−4 m²
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