Which will result in a perfect square trinomial? O(3x-5)(3x-5) O (3x-5)5-3x) O(3x-5)(3x +5) O (3x-5)-3x-5)​

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

Name these type of angles shown check all that applies

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.