hitunglah jari-jari bola yang volumenya 4.186 2/3 cm3

Bab Bangun Ruang
Matematika SD Kelas VI

^ = pangkat

Bola
volume = 4.186 2/3
4/3 x π x r x r x r = 12.560/3
4/3 x 3,14 x r^3 = 1.2560/3 x (3/(4 x 3,14)
r^3 = 1.000
r = 1.000^(1/3)
r = 10 cm

Volume bola = 4.186 2/3
4/3 x π x r³ = 4.186 2/3
phi x r³ = 4186 x 3/4 x 2/3
phi x r³ = 4186 x 1/2
phi x r³ = 2093
r³ =  666,5 cm
r = ∛666,5