IM 8.3.5 Practice: Introduction to Linear Relationships

① This example is a practice activity for middle school students introducing linear relationships, using text objects to present problems or prompts that help learners grasp the concept of linearity. ② Core mathematical concepts include linear relationships, proportional change, initial understanding of slope and intercept, and representing two-variable linear associations via tables, graphs, or equations. ③ Construction details: Based on the construction summary, the example primarily uses two text objects (text1 and text2) placed on the GeoGebra canvas to display problem statements or guiding instructions, possibly alongside other elements like axes, points, or lines, though only text objects are listed. ④ It is suitable for 8th-grade students (ages 13-14) as classroom practice or homework, and for teachers to demonstrate fundamental features of linear relationships, bridging concrete contexts to abstract algebraic representations.