Respuesta :

  • 53.3 ° approxiametly
  • In the given question:
  • an angle which is three times of its compliment and less than 20°
  • based on this statement , the equation formed
  • 3x-20° = 180° (
  • sum of supplement)
  • 3x =180-20
  • 3x= 160
  • x=53.3
  • complement angle is a sum of two angles which is equal to 90° , if two angles add up to form a right angle, then these angles are referred to as complementary angles
  • supplement angle is sum of two angles which is equal to 180° ,  if two angles add up, to form a straight angle, then those angles are referred to as supplementary angles.  

To know more about supplement angles visit :

https://brainly.com/question/25889161

#SPJ9

  •