Pole koła o promieniu 3 cm. wynosi... ?
r=3 cm
P=πr²
P=3²π cm²
P=9π cm²
pole koła to wzór πr²
wiec o promieniu 3 wynosi π3²=9π
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r=3 cm
P=πr²
P=3²π cm²
P=9π cm²
pole koła to wzór πr²
wiec o promieniu 3 wynosi π3²=9π