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Home > CC4 > Chapter 7 > Lesson 7.1.2 > Problem 7-22

7-22.
  1. On graph paper, graph ΔABC if its vertices are A(–2, 7), B(–5, 8), and C(–3, 1). 7-22 HW eTool (Desmos). Homework Help ✎

    1. Reflect ΔABC across the x-axis to form ΔABC′. Name the coordinates of each new vertex.

    2. Now rotate ΔABC′ 180° about the origin (0, 0) to form ΔABC″. Name the coordinates of each new vertex.

    3. Describe a single transformation that would map ΔABC to ΔABC″.

Use the eTool below to solve the problem.
Click the link at the right to view full version of the eTool: Int1 7-22 HW eTool.