Respuesta :

Answer:

z = 115 degrees

x = 15

y = 25

Step-by-step explanation:

The angles do not change so z = 115 degrees as it is congruent to angle R

30/25 = 18/x

18 x 25 = 30x

450 = 30x

x = 15

30/y = 18/15

30 x 15 = 18y

450 = 18y

y = 25

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