Uma esfera possui área igual a 4380 cm2. (considerando π = 3). Qual é a medida de seu raio? * 365 cm 3251 cm 515 cm 152 cm 457 cm
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Uma esfera possui área igual a 4380 cm2. (considerando π = 3). Qual é a medida de seu raio? * 365 cm 3251 cm 515 cm 152 cm 457 cm
Area da esfera
A = 4πr²
4380 = 4*3*r²
r² = 4380/12 = 365
r = √365 cm