Solution: The circle’s diameter equals the square’s side, so radius $ r = \frac{s}{2} $. Circle area: $ \pi \left(\frac{s}{2}\right)^2 = \frac{\pi s^2}{4} $. Square area: $ s^2 $. Ratio: $ \frac{\frac{\pi s^2}{4}}{s^2} = \frac{\pi}{4} $. The ratio is $ \boxed{\dfrac{\pi}{4}} $.

Sat, 02 May 2026 20:09:07 +0000

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