Respuesta :

Answer:

measure of missing angle is 127°

Step-by-step explanation:

let the missing angle be'x'

  • 53°+x=180°{ straight angle }
  • x=180-53
  • x=127°

hope it helps.

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Answer:

The missing angle is 124°.

Step-by-step explanation:

Let the missing angle be .

53° + x° = 180° ( straight angle )

x° = 180° - 53°

x° = 137°

Hope it is helpful.....