How to draw a rectangle on a curved surface?

Hello I am new to sketchup and am confused how to draw a rectangle on a curved surface or if it is even possible. I also am unsure how to cut any features. I am used to working in solidworks where there is a cut function. If anyone can help me with either of these problems it would be appreciated.

Hi , Create a rectangle cube and then move it into the curved surface . Then go into the editing mode of the curves surface ( select all of it )and intersect with model .The video shows the principal

  You can also use tool on surface by fredo from the extension warehouse