# Mathematics Riddles

A collection of Mathematics Riddles for fun and pleasure! Tease your brain with these riddles, then click to show or hide the answer. (Note: You may need to enable JavaScript on your browser for the answers to show properly.)

In this page, we have riddles related to Fractions, Trigonometry, Topography, Vector and others.

Also visit our Math Trivia page for more arithmetic riddles, geometry riddles, algebra riddles, calculus riddles etc

### Fractions

1. Who invented fractions?
2. What is 8 divided in two parts?
3. How many tents will a campground hold?
4. Why is simplifying a fraction like powdering your nose?

5. ### Trigonometry

6. What do you call a teapot of boiling water on top of mount everest?
7. Why did the identity sin(2r) = 2sin(r) get turned down for a loan?
8. Why do you rarely find mathematicians spending time at the beach?
9. What does trigonometry have in common with a beach?

10. ### Topography

11. Why did the chicken cross the Möbius strip?
12. What's non-orientable and lives in the sea?

13. ### Vector

14. What do you get if you cross a mountain climber with a mosquito?

15. What do you get if you cross an elephant with a zebra?
16. What is the definition of a vector space?

17. ### General

18. Why is math a violent subject?
19. What is a dilemma?
20. How do you tell that you are in the hands of the Mathematical Mafia?
21. What is the square root of ab?
22. How does a mathematician induce good behavior in her children?