6. If - 9 = 12, what is the value of k?
A) 1
(B) 7
9
D 63

Abcd is a parallelogram. the diagram is not drawn to scale. if m

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

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.