H

D=200cm

H= h . ( D / d )

H= 20 ( 200/10 )

H= 20 . 20

H = 400 cm H = 4m

H = ??

D = 280 cm

d = 6 cm

h = 18 cm

h=20cm

d=10cm

H= h . ( D / d )

H = 18 ( 280/6 )

H = 18 . 46.666

H = 838,8 cm H= 8.3m