Respuesta :

mhanifa

Answer:

  • 108

Step-by-step explanation:

Use the ratio of corresponding sides of similar triangles:

  • 81 / x = x / 144
  • x² = 81*144
  • x = [tex]\sqrt{81*144}[/tex]
  • x = 9*12
  • x = 108
KurdishPotato

Answer:

x = 108

Step-by-step explanation:

x is the height

from the Euclidian theorem we know that :

x^2 = 81*144

x^2 = 11664 find the root for both

x = 108