Circular inch is area unit, symbol: [circ in]. Definition of 1 circular inch ≡ π⁄4 sq in. Area of circle with diameter of 1 inch, value exactly π × 0.00016129 ≈ 5.067075×10-4 m². Compared to square metre, circular inch is smaller unit.
• 1 [circ in] = `5.06707479097498*10^-04` [m²]
• 1 [m²] = `1/(5.06707479097498*10^-04)` [circ in] = 1973.52524139 [circ in]
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Multiply convert of circular inch to common area units:
[circ in]Area units sort by name in ABC order
