Respuesta :

Answer:

115

Step-by-step explanation:

Supplementary angels add up to 180, so if Y is 65, 180-65 is 115

fatemehkorea

Answer:

∠x = 115°

Step-by-step explanation:

  • supplementary angle : either of two angles whose sum is 180°

x + y = 180

x + 65 = 180

to find the value of x:

x + 65 = 180

x = 180 - 65

x = 115

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