[caption id="" align="alignright" width="440"] SUNY Polytechnic Institute's Pi Patrol will visit Capital Region schools on Monday, Pi Day. (SUNY Polytechnic Institute photo)[/caption]

Students are celebrating Pi Day, which falls on March 14 .

Pi, the number that represents the ratio of a circle's circumference to its diameter, begins with 3.14 so Pi Day is celebrated on 3/14.

Troy's Catholic Central High School students design and dressed in Pi T-shirts on Friday. Some dressed up as Albert Einstein, whose birthday also is March 14 . The student body also formed the Pi equivalent in the Monsignor Burns Gymnasium.

SUNY Polytechnic Institute's Pi Patrol will visit Capital Region schools on Monday .

READ MORE