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Home > AC > Chapter 7 > Lesson 7.3.4 > Problem 7-112

7-112.

Complete each generic rectangle below and write the area as a sum and as a product.

  1. Generic Rectangle
    left edge top

    interior top left

    interior top right 

    left edge bottom is4

    interior bottom left

    interior bottom right

    bottom edge left

    bottom edge right

    First figure all of the dimensions of the rectangle by dividing the known area by the given side.

    divided by is .

    Generic Rectangle
    left edge top
     

    interior top left

    interior top right 

    left edge bottom is4

    interior bottom left

    interior bottom right

    bottom edge left

    bottom edge right

    To show the area as a product, write the dimensions multiplied together.

    Find the areas of all of the sections by multiplying the dimensions together, then add the areas to express as a sum.

    Generic Rectangle
    left edge top
     

    interior top left

    interior top right 

    left edge bottom is4

    interior bottom left 

    interior bottom right

    bottom edge left

    bottom edge right

  1. Generic Rectangle
    left edge top

    interior top left

    interior top right

    left edge bottom

    interior bottom left

    interior bottom right

    bottom edge left

    bottom edge right

    Use the same method from part (a) to solve part (b).