Question

Volume bola =113,4 liter. phi = 3,14. maka r???

Answer 1

Volume bola = 4/3π r³
113,4 = 4/3 x 3,14 x r³
r³ = 112,4 x 3/4 : 3.14
r³ = 27,08599
r = 3,00 dm= 30cm

Answer 2

V = 4/3 πr³
  = 4/3 . 3,14 . r³
r = ³√(113,4 l : 4/3 : 3,14)
r = ³√27
r = 3 dm
liter = dm³