17 Hilarious Pi Day Jokes

Pi Day Survey

The mathematical concept known as pi lends itself to an infinite list of puns, visual plays on words, and punch lines that you don’t have to be a physicist to truly appreciate. However, if you don’t enjoy this nerd-worthy collection of hilarious pi jokes, well, you’re just irrational. It’s a good thing we capped this list at 17 of them, because these pi jokes could go on forever…

Hilarious Pi Day Jokes


Q: Why should you never talk to pi?

A: Because he’ll just go on forever.


Q: What do you get when you cross a bovine and divide its circumference by its diameter?

A: A cow pi.


The roundest knight at Sir Arthur’s table was Sir Cumference. He ate too much pi.


Q: What did pi say to its partner?

A: Stop being so irrational.


Q: What do you get when a bunch of sheep stand in a circle?

A: Shepard’s pi.


Pi had its driver’s license revoked because it didn’t know when to stop.


Q: Why did pi have its driver’s license revoked?

A: Because it didn’t know when to stop.


Q: Why isn’t pi on Twitter?

A: Because even 280 characters isn’t enough to express itself.


Q: What do you get when you take the sun and divide its circumference by its diameter?

A: Pi in the sky.


If you ask a scientist what pi is, he’ll tell you it equals 3.14159. If you ask a mathematician, he’ll tell you pi equals the circumference of a circle divided by its diameter. If you ask an engineer, he’ll say “Pi? Well, it’s about 3, but we’ll call it 4 just to be safe.” But if you ask a kid, he’ll ask if he can have ice cream with it.


Q: Can you recite pi?

A: Apple, peach, blueberry, pumpkin, pecan…


The worst thing about getting hit in the face with pi is that it never ends.


Q: What was Sir Isaac Newton’s favorite dessert?

A: Apple pi.


Q: What famous private investigator solves math problem?

A: Magnum PI.


Q: What’s the best way to serve pi?

A: A la mode. Anything else is just mean.


A math teacher saw the movie American Pie. She gave it 3.14 stars.


Come to the nerd side. We have pi.