jwb
v = s^3 = 90^3 (volume bak bentuk kubus)
= 729.000
vair = 1/3 x v = 1/3 x 729.000
= 243.000
= 243.000 : 1.000 ( 1 liter = 1.000 cm^3)
= 243 liter
berapa liter aer yg ada didalem bak = 243 liter
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jwb
v = s^3 = 90^3 (volume bak bentuk kubus)
= 729.000
vair = 1/3 x v = 1/3 x 729.000
= 243.000
= 243.000 : 1.000 ( 1 liter = 1.000 cm^3)
= 243 liter
berapa liter aer yg ada didalem bak = 243 liter