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2 Answers

2 votes

Answer:

x= 32°

Explanation:

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

4x+8x-40+16=360

12x=384

x=32°

User Emybob
by
4.8k points
8 votes

Answer:

x = 32°

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°
User Charlee Chitsuk
by
5.0k points