Respuesta :

Answer:

x=52, y=137

Step-by-step explanation:

MSFsaiful

Answer:

x=52,y=137

Step-by-step explanation:

First, find B°

=180°-90°-38°

=52°

Then, find the sum of y-9

y-9=180-52

y-9=128°

Then, find y

y-9°=128°

y=137°

Now, you can find x

x+137°-9°+90°+90°=360°

x=360°-128°-90°-90°

x=37°

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