Oblicz długosc okręgu wpisanego w kwadrat o boku [latex] 6sqrt{2} cm [/latex]

[latex]a = 6sqrt{2} cm\r = frac{1}{2}a\\r = frac{1}{2}*6sqrt{2}}=3sqrt{2} cm[/latex] [latex] L = 2 pi r = 2 pi *3sqrt{2} = 6sqrt{2} pi cm[/latex]