Math Problem Statement
Quanto mede um ângulo externo de um polígono regular de quatro lados? 45° 90° 135° 180°
Solution
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Math Problem Analysis
Mathematical Concepts
Geometria
Polígonos regulares
Formulas
Ângulo externo de um polígono regular: \( \frac{360^\circ}{n} \)
Theorems
-
Suitable Grade Level
Grades 6-8