as3alejandro
as3alejandro
19-06-2018
Mathematics
contestada
What is the value of y?
Respuesta :
choixongdong
choixongdong
19-06-2018
Sum of interior angles in a triangle = 180
so
2y + y+10 + 50 = 180
3y + 60 = 180
3y = 120
y = 40
Answer is A. 40
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