7ef9ximqf3
7ef9ximqf3
07-10-2020
Mathematics
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Respuesta :
yuzuku404
yuzuku404
07-10-2020
Answer:
The answer is B.50
Step-by-step explanation
R
eplace x with 50
(50+20)=70
+50 from the other lone x
Find z by subtracting 180 by the external angle (150) and get 30
Add to get 180 which is what a triangle adds up to
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