Question

o ângulo externo de um polígono é o dobro do inter. quanto vale o ângulo interno?​

Answer 1

Resposta:

60°

Explicação passo-a-passo:

Vamos chamar o ângulo interno de X, sabendo que o ângulo externo a outro é sempre suplementar, obtemos:

2x = 180° - x

3x = 180°

x = 60°

Answer 2

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