mohon dibantu jawaban no. 4 beserta jalannya.... terima kasih :)

44 = πd
44= 22/7 X d
14=d
r=7 cm
a. Vol = πr²t    ----> t prisma = 24 cm
= 22/7 X 7 X 7 X 24
=  3696 cm³
b. luas ker = πr (r+s)
= 22/7 X 7 (7+25)
 = 22 X 32
 = 704 cm
..............