The vertices triangle ABC are A (1,5) B (3, 9) and C (5,3). The vertices of triangle DEF are D(- 3, 3), E(-2,5) and F (- 1, 2) Which conclusion is true about the trangles?

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

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.