Write a function to represent the set of ordered pairs. {(2, -1), (4, 5), (6, 15), (8, 29)}

The triangles in the diagram are congruent. if mzf = 40°, mza = 80°, and mzg = 60°, what is mzb?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.