sin37=3/5
cos37=4/5
tan37=3/4
cot37=4/3
sin53=4/5
cos53=3/5
tan53=4/3
cot53=3/4
37、53度三角函數(shù)值
37、53度三角函數(shù)值
急求37°,53°的三角函數(shù)值.正弦、余弦、正切、余切……
急求37°,53°的三角函數(shù)值.正弦、余弦、正切、余切……
數(shù)學(xué)人氣:524 ℃時間:2020-03-27 22:09:32
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