tolong di jawab ya!!!!

V(Volume) = 6.930 liter = 6.930 dm^3
t(tinggi) = 5 dm
π = 22/7
r(jari-jari) = ? dm

V = π × r^2 × t
6.930 = 22/7 × r^2 × 5
6.930 = 110/7 × r^2
6.930 × 7/110 = r^2
6.930/110 × 7 = r^2
63 × 7 = r^2
441 = r^2
r = √441 = 21 dm (c)

^2 = kuadrat

maaf kalau salah
semoga membantu