Question

se a soma dos ângulos internos de um triângulo equilatero mede 180° quanto mede cada angulo?​

Answer 1

$\large\boxed{\begin{array}{l}\rm 180^\circ|\underline{3\,\,\,\,\,\,\,}\\\!\!\!\!-\underline{\rm 180^\circ}~60^\circ\\\rm\,\,\,\, 0\\\rm cada\,\hat angulo\,mede\,60^\circ\end{array}}$