Yan is climbing down a ladder. each time he descends four rungs on the ladder, he stops to see how much farther he has to go. which word in the problem indicates that a negative integer should be used? climbing stops descends farther

Which of these triangle pairs can be mapped to each other using two reflections?

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

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?