Ineed to find the area and perimeter.. can someone give me the answer?

What are correct trigonometric ratios that could be used to determine the length of ln

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Graph y = -|x| + 2. click on the graph until the correct one appears.