kariiiiiina kariiiiiina
  • 22-05-2019
  • Mathematics
contestada

sin155º =
A) -sin25°
B) sin25°
C)sin(-25)°

Respuesta :

Danutz98
Danutz98 Danutz98
  • 22-05-2019

sin(155)º = sin(180 - 25)º =  sin(25)º

=> B) sin25º

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