Which pairs of angles are congruent because they are vertical angles? Check all that apply. 220
72 73
8
34
56
21 and 24
214 and 12
27 and 28
210 and 28
23 and 25
28 and 212

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.