CPM Homework Banner

Determine the total area of each rectangle below. Remember that each number inside the rectangle represents the area of that smaller rectangle, while each number along the side represents the length of that portion of the side.

  1. generic rectangle left edge top is blank

    interior top left 

    interior top right 

    left edge bottom 

    interior bottom left is blank

    interior bottom right is blank

    bottom edge left 

    bottom edge right is blank

    Find the sides that you know from the products within the boxes.

    Now find the areas of all of the boxes inside the rectangle.

    Add them together for the total area of the rectangle.

  1. generic rectangle interior top left is blank

    interior top right 

    interior bottom left 

    interior bottom right is blank

    bottom edge left

    bottom edge right 

    Use the same strategy for part (b).