30,45,60,75,90,105,120,135,150,165,180,195,210,225,240,255,270,285,300,315,330,345,360度的正弦值...

题目

30,45,60,75,90,105,120,135,150,165,180,195,210,225,240,255,270,285,300,315,330,345,360度的正弦值...
30,45,60,75,90,105,120,135,150,165,180,195,210,225,240,255,270,285,300,315,330,345,360度的正弦值,余弦值,正切值,以及弧度值?

答案

弧度值 正弦值 余弦值 正切值
30 0.523598775 0.5 0.87 0.58
EXCEL里面设公式
A2=A1+15；B2=A2/180*3.14159265；C2=ROUND(SIN(B2),2)
D2==ROUND(COS(B2),2)；E2==ROUND(TAN(B2),2)