sin根号5⼀5是多少度角

2025-06-21 12:56:50
推荐回答(1个)
回答1:

SIN(2*3^0.5/5)
=SIN(0.69282弧度)
=SIN(0.69282*180/PI度)
=SIN(39.696度)
=0.63871