Question

Ajutor, va rog rapid!​

Answer 1

Răspuns:

a) 6

b) 6

c) 4

Explicație pas cu pas:

a)

AM/AB = MN/BC

6/8 = 3/x

6x = 24

x = 6

b)

AM/AB = MN/BC

15/20 = x/8

20x = 120

x = 6

c)

AN/AC = MN/BC

x/(x+1) = 4/5

5x = 4x + 4

5x - 4x = 4

x = 4