sin30° = 1/2
sin45° = √2/2
sin60° = √3/2
cos30° = √3/2
cos45° = √2/2
cos60° = 1/2
tg30° = √3/3
tg45° = 1
tg60° = √3
sin45° = √2/2
sin60° = √3/2
cos30° = √3/2
cos45° = √2/2
cos60° = 1/2
tg30° = √3/3
tg45° = 1
tg60° = √3
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