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Dulkik
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5π/12?
dar π/8?

Răspuns :

Nyx
Pe cale trigonometrica:
Pai [tex] \pi [/tex]=180°
5*180° = 75°
  12

180°    = 22°30`(22 grade 30 minute)   
  8
       
[tex]\dfrac{5\pi}{12}=\dfrac{5\cdot180^{\circ}}{12}=75^{\circ}[/tex]

[tex]\dfrac{\pi}{8}=\dfrac{180^{\circ}}{8}=22^{\circ}\ 30'[/tex]