What value of x will make triangles ABM and DCM congruent?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

What function has a range {yly< 5}? question on picture above^

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?