In the picture below, BC = 9 and CD = 16. Find the measurement ofAC using the geometric mean OR a proportion. (You'll get extra homework credit if you find the measurements of two remaining sides, too - but you must show a little work!)

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?

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122