CPM Homework Banner

Home > CC4 > Chapter 8 > Lesson 8.1.3 > Problem 8-42

8-42.
  1. Graph the quadrilateral ABCD if A(−2, 6), B(2, 3), C(2, −2), and D(−2, 1). 8-42 HW eTool (Desmos). Homework Help ✎

    1. A rhombus is a quadrilateral with four congruent sides. Verify that ABCD is a rhombus.

    2. What is the area and perimeter of ABCD?

    3. What is the slope of the diagonals, AC and BD? How are these diagonals related?

    4. What is the point of intersection of the diagonals? What is the relationship between this point and diagonal AC?

Use the Pythagorean Theorem, to find the distance of each side. Verify that all sides have the same length.

Can you find the length of the base? Can you find the height of the rhombus?

Read the Math Notes box in Lesson 3.3.6 on parallel and perpendicular lines.

Use the eTool below to answer the following questions.
Click the link at right for the full version of the eTool: Int1 8-42 HW eTool