COS

COS helps you perform trigonometric calculations in AirSheet for data calculation and analysis. It provides the tools you need to enter formulas accurately and work with flexible parameters, making your work more efficient and helping you accomplish tasks with ease. With COS, you can start a formula with =, enter COS( to view syntax guidance with parameter requirements and examples, use the function in cells or the formula bar, reference data across worksheets, build nested calculations, and get results that update automatically when source data changes. Whether you're checking formula syntax, correcting parameter or separator errors, reviewing examples, or recalculating when referenced values or formats affect results, COS helps you stay productive and complete tasks efficiently across different devices and work environments. Choose the documentation below that best matches your needs to learn more.