Respuesta:
C) 10°
Explicación paso a paso:
3x + 60° = 90°
3x = 90° - 60° = 30°
x = 30° ÷ 3 = 10°
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Verified answer
Respuesta:
C) 10°
Explicación paso a paso:
3x + 60° = 90°
3x = 90° - 60° = 30°
x = 30° ÷ 3 = 10°