Question

Calcule x, sabendo que a//b//c :

Answer 1

x/6 = 8/12

12*x= 6*8

x=48/12

x=4

resp: 4

Answer 2

Olá Beatriz 

Teorema de Tales

x/8 = 6/12

12x = 48 

x = 48/12 = 4 

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