Respuesta :

denniswalker510

Answer:

x= 32°

Step-by-step explanation:

2(2x-20) + 2(4x+8)= 360

4x+8x-40+16=360

12x=384

x=32°

fieryanswererft

Answer:

x = 32°

Step-by-step explanation:

given two pairs of angles similar.

a trapezoid has total 360° interior angle.

thus solve:

  • 2(2(x-10)) + 2(4x+8) = 360
  • 4x - 40 + 8x + 16 = 360
  • 12x - 24 = 360
  • 12x = 360 + 24
  • 12x = 384
  • x = 32°