CPM Teacher TutorialsCPM Core Connections eTools & VideosCC Course 3 eTools - T Chapter 4CC3 4.1.2: 4-12, 4-13a, 4-13b, and 4-15 Answer eTools (CPM)

CC3 4.1.2: 4-12, 4-13a, 4-13b, and 4-15 Answer eTools (CPM)

For the following answer eTools, students may describe different patterns or rules. These are just one of many ways students may approach each problem.