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To set up a Matrix type question:
Click on the Add New Question link.
First select the Standard Question Types option and from the Matrix Table type questions select the required option.
Enter in the Question Header, Row Choices and the Column Choices and save the question.
For the matrix question click on the Settings link in the tools console.
Radio Button: Answer options are displayed as Radio Buttons.
Drop Down Menu: Matrix Dropmenu is displayed for selection.
Check Box: Multiple Select Check Box options are displayed.
Text Input / Spreadsheet: Text boxes are available for freeform input.
Click on the Settings link for the Matrix question
In the popup click on the Display Settings link and here you can set up the display options as well as width, font, etc.
The formatted Matrix question will look like displayed below: