Respuesta:
A: 10°
Explicación paso a paso:
A+B+C+D=180°
[tex]40 + 70 + 30 + \alpha + 30 = 180[/tex]
[tex] \alpha + 170 = 180[/tex]
[tex] \alpha = 180 - 170[/tex]
[tex] \alpha = 10[/tex]
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Respuesta:
A: 10°
Explicación paso a paso:
A+B+C+D=180°
[tex]40 + 70 + 30 + \alpha + 30 = 180[/tex]
[tex] \alpha + 170 = 180[/tex]
[tex] \alpha = 180 - 170[/tex]
[tex] \alpha = 10[/tex]