Respuesta :

Answer:

  • 48 units

Step-by-step explanation:

Similar triangles given:

  • ΔQPR ~ ΔUTV

The ratio of corresponding sides:

  • TU/PQ = UV/QR
  • TU/60 = (20 + 60)/(60 + 40
  • TU/60 = 80/100
  • TU = 60*4/5
  • TU = 48