Lady Hawkins

You have been engaged to develop a graphical calculator. Specific requirements are as follows: 

Create a graphical calculator with buttons that can add, subtract, multiply, divide, +/-, Sin, Cos, Tan, clear, and Modulus.

Write a method for each of these calculations that will accept the needed incoming numbers and return the calculated value.

  • Please note the call to these methods will occur when = is pressed.
  • You may only use 1 textbox to input numbers and display the results.