In AABC, mZA = 75° and mZC = 20°, 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?

Given the graphed function below which of the following orders pairs are found on the inverse function

Compound inequalities. , i’m being timed