Seudónimo
Seudónimo
12-04-2018
Mathematics
contestada
please help. thank you.
Respuesta :
Аноним
Аноним
12-04-2018
Volume of a sphere = 4/3 πr³
4/3πr³ = 900
r³ = 900 ÷ 4/3π
r³ = 214.86
r = 5.99
Surface Area = 4πr²
Surface Area = 4π(5.99)²
Surface Area = 451 in² (nearest inch)
Answer: 451 in²
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