Question

Sendo α = β, determine x e y nos casos:

Answer 1

04) ABE~BCD são semelhantes

8/6=y/8=12/x
8/6=y/8
=64=6y
=>64/6
=>Y=32/3

32/3/8=12/x
=>32/3=96
=>x=96/32/3
=>x=9