Excel (theory)

Visit the link below and look up these terms http://www.jegsworks.com/Lessons/numbers/reference/glossary-noframes.htm 

1. absolute reference
 2. active
 3. cell 
 4. cell reference 
 5. cell style 
 6. chart area
 7. chart tips

 8. chart title 
 9. chart type 
 10. formula 
 11. format Cells 
12. function 
 13. relative reference 
14. range 
15. spreadsheet 
 16. worksheet 
 17. workbook
 18. .xls 
  
Your task is to define them and find examples and screenshots.

Design an "Excel Booklet" in order to show what you know about it.

Include: Cover page
Table of content 
Header and footer
Page number