tolong besok mau di kumpulin

7.) Volume tabung = phi x r x r x t

= 22/7 x 21 x 21 x 50

= 1.386 x 50

= 69.300 cm3

6.) Volume prisma segitiga = a x b x t : 2

= 8 x 6 x 15 : 2

= 4 x 6 x 15

= 360 dm3

semoga membantu

22/7 × 21 × 21 × 50 = 69300 cm3