Smazaný obsah Přidaný obsah
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<math>\sin 3^\circ = \sin {\pi \over 60} = {\bigl(\sqrt{3}+1\bigr)\sqrt{3-\sqrt{5}}-\bigl(\sqrt{3}-1\bigr)\sqrt{5+\sqrt{5}} \over 8}</math>
<math>\sin 87^\circ = \sin {29\pi \over 60} = {\bigl(\sqrt{3}-1\bigr)\sqrt{3-\sqrt{5}}-\bigl(\sqrt{3}+1\bigr)\sqrt{5+\sqrt{5}} \over 8}</math>
<math>\sin 6^\circ = \sin {\pi \over 30} = {\sqrt{6}\sqrt{5-\sqrt{5}}-\sqrt{2}\sqrt{3+\sqrt{5}} \over 8}</math>
<math>\sin 84^\circ = \sin {7\pi \over 15} = {\sqrt{6}\sqrt{3+\sqrt{5}}-\sqrt{2}\sqrt{5-\sqrt{5}} \over 8}</math>
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!úhel
stupňů
!hodnota sinus
!cosinus
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|<math>3</math>
|<math>{\bigl(\sqrt{3}+1\bigr)\sqrt{3-\sqrt{5}}-\bigl(\sqrt{3}-1\bigr)\sqrt{5+\sqrt{5}} \over 8}</math>
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<math>\sin 3^\circ = \sin {\pi \over 60} = {\bigl(\sqrt{3}+1\bigr)\sqrt{3-\sqrt{5}}-\bigl(\sqrt{3}+1\bigr)\sqrt{5+\sqrt{5}} \over 8}</math>
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