0°
sin0° = 0
cos0° = 1
tan0° = 0
30°
sin30° = 1/2
cos30° = √3/2
tan30° = √3/3
45°
sin45° = √2/2
cos45° = √2/2
tan45° = 1
60°
sin60° = √3/2
cos60° = 1/2
tan60° = √3
90°
sin90° = 1
cos90° = 0
tan90° 不存在
180°
sin180° = 0
cos180° = -1
tan180° = 0
270°
sin270° = -1
cos270° = 0
tan270° 不存在
360°
sin360° = 0
cos360° = 1
tan360° = 0
这些是一些特殊角度的三角函数值，对于其他角度，可以使用计算器或数学软件来获取精确的三角函数值。