Solving the Problem: Suppose the costs for your glass are as follows:
Region 1 (the area between the square and circle A): $0.10 per square inch
Region 2 (the area between circle A and circle B): $0.15 per square inch
Sectors for circle B: One sector will be made from expensive glass that is $0.80 per square inch. The rest of the sectors will be from glass that is $0.20 per square inch.
9. How much does the glass for region 1 cost? (1 point)

10. How much does the glass for region 2 cost? (1 point)

11. What is the total cost for the glass for the sectors in circle B? (2 points)

12. What is the total cost of the glass for your window? (1 point)

13. You have only $100 to spend on glass supplies. Do you have enough money to buy your glass? (1 point)