Pole = π
L =2rπ
średnica to 2 r
r= 2,5
P = 4,25π
L = 5π
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Pole = π![r^{2} r^{2}](https://tex.z-dn.net/?f=r%5E%7B2%7D)
L =2rπ
średnica to 2 r
r= 2,5
P = 4,25π
L = 5π