The phrase in question refers to a specific resource used in mathematics education. It identifies a solution guide that accompanies a set of exercises focusing on geometric transformations, specifically dilations. These exercises are typically generated by a software program designed to create worksheets for students studying geometry. The solution guide provides correct answers, allowing educators to verify student work and students to check their understanding.
The availability of such solution guides is valuable for both teachers and students. For educators, it streamlines the assessment process, allowing for efficient grading and identification of areas where students may be struggling. For students, access to correct answers fosters self-assessment and independent learning, enabling them to identify and correct their mistakes. Historically, the development of educational software, coupled with answer keys, has aimed to enhance the efficiency and effectiveness of mathematics instruction.