miaecastillo
miaecastillo
19-03-2020
Mathematics
contestada
please help me with this
Respuesta :
32016459
32016459
19-03-2020
Answer:
x = 20
Step-by-step explanation:
180°-100 = 80°
80 = 3
x
+
x
80 = 4
x
80/4 = 4
x
/4
20 =
x
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