116问答网 > 正弦余弦的25度 30度45度60度37.5度52.5度65度值分别是多少

正弦余弦的25度 30度45度60度37.5度52.5度65度值分别是多少

2025-04-01 16:23:51
推荐回答（2个）
回答1：

sin25°=0.4226 cos25°=0.9063
sin30°=0.5000 cos30°=0.8660
sin45°=0.7071 cos45°=0.7071
sin60°=0.8660 cos60°=0.5000
sin37.5°=0.6088 cos37.5°=0.7934
sin52.5°=0.7934 cos52.5°=0.6088
sin65°=0.9063 cos65°=0.4226

回答2：

通过计算器或者电脑上的计算器输入便知。

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