Mathematics, 06.01.2020 01:31, jamarengle2

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?

Answers: 2

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13. calcule:
a) a medida do ângulo interno de um triângulo equilátero
b) a soma das me...