COS « Math Trigonometry functions « Microsoft Office Excel 2007 Tutorial

1. Microsoft Office Excel 2007 Tutorial
2. Math Trigonometry functions
3. COS

20.11.COS
	20.11.1.	COS(number) returns the cosine
	20.11.2.	=COS(60*PI()/180)
	20.11.3.	=COS(RADIANS(60))