Respuesta:
75°
Explicación paso a paso:
x + 10 + x + 20 + x + 30 + x =360°
4x + 60 = 360°
4x = 300°
x = 75°
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Respuesta:
75°
Explicación paso a paso:
x + 10 + x + 20 + x + 30 + x =360°
4x + 60 = 360°
4x = 300°
x = 75°