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Home > GC > Chapter 5 > Lesson 5.2.1 > Problem 5-48

5-48.

On graph paper, graph if and . 5-54 HW eTool (Desmos). Homework Help ✎

  1. Find (the length of ). Leave your answer in exact form. That is, do not approximate with a decimal. Explain your method.

  2. Reflect across the y-axis to create . What type of shape is if the points are connected in order? Then find the area of .

    Isosceles trapezoid, the area formula is .

Use the eTool below to view the graph of the line and solve the remaining parts of the problem.
Click the link at right for the full version of the eTool: CCG 5-54 HW eTool