The acidity of the water in a swimming pool is considered normal if the average of three ph readings is between 7.2 and 7.8, inclusive. the first two readings for a swimming pool are 7.4 and 7.9. what possible values for the third reading p will make the average ph normal?

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never