Respuesta :

Hos5am

Step-by-step explanation:

  • Angle UQN = Angle QNM, in alternate interior angle relation
  • so Angle QNM will be x.
  • Now we know that the angles inside a triangle sum up to give 180⁰,that is x+x+42⁰=180⁰

2x+42⁰=180⁰

2x=180⁰- 42⁰

2x= 138⁰

x= 138⁰/2

x= 69⁰