Step-by-Step Solution
- Start with the circle area formula: A = πr²
- Solve for radius: r = √(A/π)
- Calculate diameter: d = 2r
r = √(212.9969/π) = 8.234 inches
d = 2 × 8.234 = 16.468 inches
Instant diameter calculation and visualization
r = √(212.9969/π) = 8.234 inches
d = 2 × 8.234 = 16.468 inches