Arectangular yard has area 96 square feet. if the width of the yard is four feet less than the length, what is the perimeter, in feet, of the yard?

Which statement about the relative areas of triangle abd and triangle xyz is true

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.

What is not true about kl and mn? what is mn? (show your work)