Question

2) Considerando os ângulos suplementares calcule x:

Answer 1

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3x + 20 + x = 180°

• 3x + x + 20° = 180°

• 4x + 20° = 180°

• 4x = 180° - 20°

• 4x = 160°

• x = 160°/4

• x = 40°

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Resposta:

X = 40°

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Att: MarcosPCV