Question

ayuda es para ahorita ;V

Answer 1

2a + 40° + 2a + a = 180°

5a + 40° = 180°

5a = 180° - 40°

5a = 140°

a = 140°/5

a = 28°

          Eternamente

☆꧁☆༒ axllxa  ༒☆꧂☆

Answer 2

CALCULAR EL VALOR DE α (alfa)

La respuesta correcta es B) 28°

$\bf{2\alpha + 40 + 2\alpha +\alpha = 180 } \\ \\ \bf{5\alpha + 40 = 180} \\ \\ \bf{5\alpha = 180 - 40} \\ \\ \bf{5\alpha = 140} \\ \\ \bf{\alpha = \frac{140}{5} } \\ \\ \large\boxed{\bf\red{\alpha = 28}}$