this is c# question

QUESTION In this assignment you are required to create user defined functions. The functions should written in separate class files. You are supposed to create at least 2 categories of functions. Each category shoule be have atleast 3 functions. The class files should only contain functions. Categories you select any 2 from the following: 1. Geometry 2. Trignometry 3. Shapes WithStars 4. Maths 5. Financial 6. Binary Suppose you select Geometry category functions, then you should add a class to your main program. And the class name should be selected by you and should be similar to the category. For example: GeometryFuncs.cs Later in in GeometryFuncs file you can write functions of your choice and there