Respuesta :

A parallelogram is always a rectangle. (false) 
A square is always a rhombus. (true) 
A rectangle is always a square. (false) 

answer
statement 2 only
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answer A. it is a rhombus

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6x - 9 = 2x + 39
4x = 48
  x = 12

answer
c. x = 12