28. find the perimeter of the polygon.
9 mm
a. 55 mm
b. 54 mm
c. 52 mm

How many lines can be drawn through points j and k? 0 1 2 3

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.

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount