Students will love taking notes with this triangle rules foldable-style booklet! Use this when teaching for the first time or as a review! Great for interactive notebooks! Two options Included: 1. Completely filled in booklet. (Great for students with special needs or absent students) 2. Fill-in-the-blank notes (students complete with you while teaching/reviewing) Foldable Style Booklet Includes: -Sum of interior angles of a triangle -Side-length rule (sum of two side lengths must be greater than the third side length) -Rules for creating triangles (when infinite triangles can be formed, no triangles and 1 unique triangle) This resource also includes practice to go along with the booklet! Students answer 15 questions while creating a riddle at the bottom! 5 questions: sum of interior angles 6 questions: side length rule 4 questions: rules for creating triangles Also included: answer sheet and instructions on how to create the triangle booklet Your students will LOVE this! Give them a break from normal note-taking!