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Trigonometric ratios
Trigonometric ratios
Trigonometric ratios
Trigonometric ratios
Trigonometric ratios
Trigonometric ratios
Trigonometric ratios
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Trigonometric ratios

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  • 1. Тэгш өнцөгтгурвалжины талуудынхарьцаа нь тригнометрболох нь Ч. Ариунзаяа
  • 2. Тэгш өнцөгтгурвалжины талуудынхарьцаа нь тригнометрфункцын үндэс болдог.
  • 3. 45º- 45º- 90º адилхан өнцөгтэй ямарчямарч тэгш өнцөгтийн хувьд ! 2 1 45 º 1 22 2 1 1 2 45 º 45 º 2 1 2
  • 4. 30º- 60º- 90º адилхан өнцөгтэй ямарчямарч тэгш өнцөгтийн хувьд! 2 30º 3 30º 60º 4 1 23 60º 1 30º 2 60º  32 ½
  • 5. 30º- 60º- 90º адилхан өнцөгтэй ямарчямарч тэгш өнцөгтийн хувьд! 10 60º 2 60º 5 1 30º 30º 3 5 3 1 30º 60º 12  32
  • 6. Тангесийн өнцгийн харьцаа c a c’ a’ θ θ b b’ a a Хэрвээ хоёр гурвалжны : = b b a b Тангесийн өнцгийн харьца
  • 7. Naming Sides of Right Triangles θ θ θ

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