Question

三解函数里的特殊值,是多少包抱SIN 0度到90度COS 0度到90SIN15度是多少啊

Answer 1

sin0°=0

sin15°≈0.2588190451025

sin30°=1/2

sin45°=√2/2

sin60°=√3/2

sin75°≈0.9659262890683

sin90°=1

cos0°=1

cos15°≈0.9659262890683

cos30°=√3/2

cos45°=√2/2

cos60°=1/2

cos75°≈0.2588190451025

cos90°=0