RESOLUCION :
sabemos que:
x ---> Angulo
Sx ---> Sumplemento de x = 180 - x
Cx ---> Complemento de x = 90 - x
Explicación paso a paso:
Plantea y resuelve:
x - Sx = 3Cx
x - (180 - x) = 3 (90 - x)
x - 180 + x = 270 - 3x
2x - 180 = 270 - 3x
3x + 2x = 270 + 180
5x = 450
x = 90º
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RESOLUCION :
sabemos que:
x ---> Angulo
Sx ---> Sumplemento de x = 180 - x
Cx ---> Complemento de x = 90 - x
Explicación paso a paso:
Plantea y resuelve:
x - Sx = 3Cx
x - (180 - x) = 3 (90 - x)
x - 180 + x = 270 - 3x
2x - 180 = 270 - 3x
3x + 2x = 270 + 180
5x = 450
x = 90º