1. Part 3 Module 8 Real-world problems involving area

2. Useful facts The following facts will be provided on a formula sheet when you take quizzes or tests on this material in lab.

3. Exercise #1 www.math.fsu.edu/~wooland/Geo56/Geo14.html A rectangular section of wall measuring 22 feet by 8 feet will be covered with isosceles right triangular tiles with legs measuring 5 inches. Approximately how many tiles are needed to cover the section of wall? A. 7 B. 1014 C. 169 D. 2028

4. Exercise #2 www.math.fsu.edu/~wooland/Geo56/Geo19.html The figure below shows the plan for the new parking lot a Southwestdale Mall. It is estimated that such construction will cost $9.50 per square yard. Find the total cost. A. $4360.50 B. $164888.33 C. $1483995 D. $494665

5. Exercise #3 Find the area contained within the race track shown below. A. 97,489 square yards B. 296,378 square yards C. 135,412 square yards D. 45,137 square yards E. 32.498 square yards

6. Exercise #4 Suppose that a tank truck hauling a liquid toxic substance springs a leak, leaving in the parking lot a circular puddle with a radius of 6 feet. It takes 36 hours for the specialists to decontaminate this spill. How long would it take to clean up a similar spill with a radius of 2 feet? A. 6 hours B. 12 hours C. 4 hours D. 9 hours E. 18 hours

7. Exercise #5 www.math.fsu.edu/~wooland/Geo56/Geo23.html The figure below shows the parcel of land on which Gomer the rancher confines his weasels. His rule of thumb dictates that each weasel requires 25 square meters of space. Approximately how many weasels can the parcel accommodate? A. 6516050 B. 733281 C. 1173 D. 28

8. Exercise #6 www.math.fsu.edu/~wooland/Geo56/Geo22.html The figure below shows the parcel of land on which Gomer the rancher confines his weasels. He is going to enclose the parcel with a fence. Find the total cost, assuming that the fence will cost $3.00 per linear meter. A. $1568 B. $1743 C. $2081 D. $87994 E. $65634