Area and Circumference of Circles Pi Day Coloring ActivityThis is a fun way for students to practice finding both area and circumference of circles. There are 12 problems total, 6 area and 6 circumference. Some problems give the radius and some give the diameter. Students match their answers at the bottom, and color the pi symbol accordingly. This makes for a perfect Pi Day activity!New: There are now TWO versions included. One in which the calculations are done using the pi button on the ca