1. The Lopez family wants to put in some decorative tile around the circular hot tub on their back deck. Mr. Lopez wants to find the circumference of the hot tub to help him determine how much tile he will need to buy. A.12.6 feet B.25.1 feet C.50.2 feet D.100.5 feet

2. Sebastian’s science class learned that one way to compare the age of two trees is to count the number of rings each tree has. The teacher showed them a cross-section of a tree and marked the center. The students counted the number of rings the tree had, and took several other measurements as well. Which of the following is closest to the circumference of the tree’s cross-section? A.21.98 inches B.43.96 inches C.87.92 inches D.307.72 inches

3. The archery team at Trisha’s school practices two days a week, using regulation targets. A regulation target has 10 concentric circles, and has a radius of 24 inches. Which of the following is the best estimate for the area of a regulation target? A.1,809 square inches B.904 square inches C.237 square inches D.151 square inches

4. Anna works at a pizza restaurant on Friday and Saturday nights. The restaurant offers small, medium, and large pizzas. The medium pizza is 10 inches in diameter. Which of the following is closest to the area of a medium pizza at Anna’s restaurant? A.15.7 square inches B.31.4 square inches C.49.3 square inches D.78.5 square inches