Calcule o valor de x na figura:
A) 6,6
B) 60
C) 66
![Calcule O Valor De X Na FiguraA 66B 60C 66 class=](https://pt-static.z-dn.net/files/d3f/f973532c2f4d6f5e900c36e6541cd64b.jpg)
Resposta:
15/20=(15+5)/(20+x)
15*(20+x)=20*20
20+x =26,666.
x=26,66..-20
x=6,66...
Letra A