PI DAY: Where to find Houston-area deals this Friday on pizza and pies Here is what you need to know about pi, the world's ...

Friday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to ...

Pi is part of Egyptian mythology Egyptians believed that the pyramids of Giza were like math marvels, built on the principles of pi. The fun fact about this pi connection? Well, imagine this: The ...

News 9 celebrates Pi Day every March 14, a date that represents the first three digits of the number pi (3.14). Pi represents the ratio of a circle's circumference to its diameter in mathematics ...