Use the MSDN website to find questions 1-3

1. What Event, Property, or Method can be used to make a Textbox disappear?
2. How do you declare a variable of type Double and assign it a value? (Hint: use the C# code example provided in the class information)
3. What Event, Property, or Method from the System.Double structure can be used to convert a string of characters like 25.79123 to a System.Double?