1. 64 π 2. 10 π 3. 31.4 4. 30 π 5. 75.36 6. 150.796447372 7. 128π 8. 100 feet 9. Using the pi symbol since it represents the number multiplied by all the decimals of pi and not a rounded version like 3.14
The maximum is 5, and the minimum is 1. The max. is in the are on the same side, which combines forces of 3 and 2. The min. uccors when they are on opposite sides.