Respuesta :

sqdancefan

Answer:

  10

Step-by-step explanation:

The secant relation is ...

  (TU)(TV) = (TS)(TL)

  4(4+x) = 5(5+(-3+x))

  16 +4x = 10 +5x . . . .  simplify

  6 = x . . . . . . . . . . . . . add 10-4x

The length of VT is (x+4), so is (6+4) = 10.

  VT is 10