Question

Determine x (AC) e y (AB), sabendo que AB/AC = 3/7 e BC = 16 cm

Answer 1

x = y + 16

y / x = 3 / 7

7y = 3 ( y + 16 )

7y = 3y + 48

4y = 48

y = 12

x = y + 16

x = 12 + 16

x = 28

------------- > AB = 12 e AC = 28