Jon and Becky measured the circle-shaped part of a sun they drew on the sidewalk.
The diameter of the circle is 52 centimeters. What is the approximate area of the circle? (Use 3.14 for PI.)

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.