tolong, pake cara ya

v.kerucut:1/3×fii×r×r×t
:1/3×3,14×5×5×13
:3,14×5:15,7×5:78,5×13:1020,5/3:340,16cm

v.tabung:fii×r×r×t
:3,14×5×5×12
:942