15. 
Samantha didn't believe there was a difference in the size of large and extra large eggs, so she measured the circumference of one large egg and one extra large egg. The circumference of the large egg is one hundred thirtyfive and two hundredths millimeters and the circumference of the extra large egg is two hundred seventysix and thirtytwo hundredths millimeters. The diameter of the larger egg is how much larger than the diameter of the smaller egg?


16. 
Kyle bought a very large star map for his bedroom wall. The map is round. Its radius is four feet. What is the circumference and area of the wall map?

