Mohon dibantu soal mat kls 8 (kubus dsn balok)

5. Dr = s✔3
✔48=s✔3
s=✔48/3
s=✔16
s=4 cm
V=s^3
=4^3
=64 cm3
6. Lp=6s^2
484=6s^2
s^2=486/6
s^2=81
s=✔81
s=9 cm
V=s^3
=9^3
=729 cm3
Tanda ✔ artinya akar yaa :v