CPM Homework Banner

Home > CCA > Chapter 3 > Lesson 3.2.4 > Problem 3-70

3-70.

Use a generic rectangle to multiply the following expressions. Write each solution both as a sum and as a product. Homework Help ✎

  • Draw a generic rectangle and label the length and width.

    rectangle hint a

    rectangle answer a

    Fill in the grid by multiplying the length and width of each box.

    Write an equation showing the product is the sum of the parts.
    Area as a sum:
    Area as a product:

  • See the help for part (a).

    rectangle answer b

    Area as product:
    Area as sum:

  • See the help for part (a).

    rectangle partial answer c

  • See the help for part (a).