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1,5 m = 15 dm
jari jari = 14 dm : 2 = 12 dm
volume = 22/7 x 7 dm x 7 dm = 154 dm²
= 154 dm ² x 15 dm = 2.310 dm³ = 2310 liter
1,4 = 2 x r
1,4/2 = r
0,7 = r
Rumus volum tabung :
phi x r x r x t
= 3,14 x o,7 x 0,7 x 1,5
= 2,3079m