LicoLab

Help your students master the Triangle Sum Theorem (A + B + C = 180°) with this set of 6 ready-to-use practice worksheets, complete with full answer keys! Students will solve for the missing angle x in a variety of triangles — progressing from simple numeric problems to multi-step algebraic equations involving expressions like 2x, 3x, x+10, and 2x−5. What's Included:6 student worksheets (6 problems each = 36 problems total)6 matching answer keys with full step-by-step work shownProblems rangi