Luas alas 2 m tunggi 3,5 m berapa volume tabung tsb?

l alas : π x r^2
= 200 x 7/22
r^2 = 64
r = 8cm

v = 22/7 x 8 x 8 x 350
= 22 x 8 x 8 x 50
= 220 x 320
= 70400 cm^3

V= luas alas x tinggi
V=2 x 3,5= 7 m3