How can I tell what font is used in a document?

Related questions

1. How do I use font style in HTML?
2. What is a CID font?
3. What is font used for?
4. What is the smallest readable font size?
5. What size font is best for reading?
6. What fonts does Google use?
7. What is the best font size for printing?
8. What font does cosmopolitan use?
9. What is Google's new font?
10. What font goes with Oswald?

Tags

1. #fonts
2. #reader
3. #properties
4. #there
5. #adobe
6. #document
7. #acrobat
8. #looking