Respuesta:
Alternativa B
Explicación paso a paso:
■ Solución:
[tex]x + 2x = (180\degree - a) \\ 3x =( 180\degree - a) \\ \\ x + 3x = (180\degree - b) \\ 4x = (180\degree - b) \\ \\ \\ 3x =( 180\degree - a) \\ 4x = (180\degree - b) \\ - - - - - - - - \\ 7x = 360\degree - a - b \\ 7x = 360\degree - (a + b) \\ 7x = 360\degree - (8x) \\ 7x + 8x = 360\degree \\ 15x = 360\degree \\ x = 24\degree \\ [/tex]
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Respuesta:
Alternativa B
Explicación paso a paso:
■ Solución:
[tex]x + 2x = (180\degree - a) \\ 3x =( 180\degree - a) \\ \\ x + 3x = (180\degree - b) \\ 4x = (180\degree - b) \\ \\ \\ 3x =( 180\degree - a) \\ 4x = (180\degree - b) \\ - - - - - - - - \\ 7x = 360\degree - a - b \\ 7x = 360\degree - (a + b) \\ 7x = 360\degree - (8x) \\ 7x + 8x = 360\degree \\ 15x = 360\degree \\ x = 24\degree \\ [/tex]