Volume =…………​

Jawaban:

a.

d = 14 cm

r = 7 cm

t = 20 cm

v = 1/3 x π x r x r x t

v = 1/3 x 22/7 x 7 x 7 x 20

v = 3080 : 3

v = 1.026,6666667 cm³

b.

r = 10 cm

t = 18 cm

v = 1/3 x π x r x r x t

v = 1/3 x 3,14 x 10 x 10 x 18

v = 1.884 cm³

maaf jika salah