Given the points X (-9,2) and Y (5,-4), find XY. You must write the formula (2 points)

You must show where you substituted into the formula (6 points)

Your final answer is correct. (2 points) (If a decimal, round to the nearest tenth)

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Could someone with number 1 and 2

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?