瑞声科技:180度正弦值是多少??
来源:百度文库 编辑:查人人中国名人网 时间:2024/06/13 16:27:11
270、360呢?????
0 -1 0
sin180°=0
sin180°=0
sin270°=-1
sin360°=0
Sin180 =0
sin270 = -1
sin360 = 0
sinA= y/x
0 -1 0
sin180°=0
sin180°=0
sin270°=-1
sin360°=0
Sin180 =0
sin270 = -1
sin360 = 0
sinA= y/x