Hudson Zimmerman

Mathematics

27 April, 20:22

13. Calcule:

A) a medida do ângulo interno de um triângulo equilátero

B) a soma das medidas dos ângulos internos de um polígono de 13 lados.

C) a medida do ângulo interno de um octógono regular.

D) a medida dos ângulos externos de um decágono regular.

E) a soma das medidas dos ângulos externos de um polígono regular de 12 lados.

Como posso calcular estas questões?

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