bantuin nomor 2... pleaseee

v 1 = 22/7 x 1/2 x 14 cm x 14 cm
= 616 cm3 : 2 = 308 cm3
v 2 = 14 cm x 25 cm x 10 cm
= 3500 cm3
= v 1 + v 2 = 308 cm3 + 3500 cm3 = 3808 cm3
semoga membantu ya.....!