Janell was at the surface of a swimming pool and recorded the following two measurements, in feet, on a number line: −6, which represents the depth of water in the swimming pool
+8, which represents the height of the slide at the pool

Part A: What does 0 represent in this situation?

Part B: Janell held a pole in the swimming pool. The bottom of the pole was at a depth of 2 feet. How should Janell mark the level of the bottom of the pole on the number line? Explain how you determined this.

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e. g. 98.76543).

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.