Circle with Area 86.4211 Square Inches

Instant diameter calculation and visualization

Diameter

10.4897 inches

Radius

5.2449 inches

Circumference

32.9545 inches

Area

86.4211 in²

How to Calculate Circle Diameter from Area

Step-by-Step Solution

  1. Start with the circle area formula: A = πr²
  2. Solve for radius: r = √(A/π)
  3. Calculate diameter: d = 2r
r = √(86.4211/π) = 5.2449 inches
d = 2 × 5.2449 = 10.4897 inches

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