CPM Homework Banner

Home > CC3 > Chapter 7 > Lesson 7.1.2 > Problem 7-20


Use the rectangle at right to answer the following questions.

  1. Find the area of the entire rectangle. Explain how you found your solution.

    The area of a figure is the same as the sum of the area of its parts.

  2. Calculate the perimeter of the figure.

    The perimeter of a figure is the sum of its sides.


   Top edge left      

 Top edge right   

Left edge top 

Interior top left is blank

Interior top right is blank

Left edge bottom 

Interior bottom left is blank

Interior bottom right is blank