Kak tolong jawab ya kak,pake cara.plisssss.

dik=
p = 28cm
l = 28cm
t = 20cm
v balok = plt
28×28×20 = 15680cm³

dik =
D = 28cm maka r = 14cm
t = 20cm
v tabung =πr²t
22/7×14×14×20 = 12320cm³

volume seluruhnya = 15680+12320= 28000cm³

semoga membantu