Excel has built-in functions for sine and cosine, the two core trigonometric functions, and for hyperbolic sine and hyperbolic cosine, their hyperbolic counterparts. It also has built-in functions for ...

Explore major math functions like sine, cosine, and tangent! Learn to graph trigonometric functions and understand key ...

The mathematical study of triangles has just got a whole lot simpler, according to a researcher who says his new theory of trigonometry is easier to use and more accurate. Associate Professor Norman ...

Trigonometry and calculus often trouble board exam students due to heavy formulas and poor conceptual clarity. This article explains how concept mapping helps students visually connect ideas, improve ...

An animated guide to using trigonometry. Trigonometric terms are explained and examples are used to show how to find unknown angles and sides for right-angled triangles. Use as an introduction or ...

To analyze your company's payroll expenditures, you might create an Excel spreadsheet and use some of the functions in the Financial or Math & Trigonometry categories. To create a pricing spreadsheet, ...