Respuesta :

Answer:

whats (D)?


Step-by-step explanation:


Answer:

y = 40° .

Step-by-step explanation:

As there are 180 degrees in a triangle we have the equation:

2y + y + 10 + 50 = 180

3y = 180 - 60 = 120

y = 40°

ACCESS MORE
EDU ACCESS
Universidad de Mexico