Respuesta :

Answer:

As per picture the number of tiles is (just count them):

  • x² ⇒ 1 tile
  • x ⇒ 4 + 4 = 8 tiles
  • Unit ⇒ 4*4 = 16 tiles

This represents:

  • x² + 8x + 16 = (x + 4)² - the square with the side of (x + 4)