A sprinkler is designed to rotate 360° clockwise, and then 360° counterclockwise to water a circular region with a radius of 8 feet. The sprinkler is located in the middle of the circular region. The sprinkler begins malfunctioning and is only able to rotate 150° in each direction. Find the area of the sector to the nearest square foot.

The sprinkler can water __
square feet

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?