Respuesta :

9514 1404 393

Answer:

  RT = 6

Step-by-step explanation:

Corresponding sides are proportional in similar triangles:

  RT/AC = RS/AB . . . write the proportion with the unknown in the numerator

  RT/9 = 4/6 . . . . . . use the given values

  RT = 9(4/6) . . . . . . multiply by the unwanted denominator

  RT = 6