### Home > CC2 > Chapter Ch5 > Lesson 5.1.2 > Problem 5-20

The diagram at right is the floor plan of Randy’s apartment. All measurements are in feet. Use the diagram to answer the following questions.

left edge top | interior upper left bathroom | interior upper right kitchen |

left edge bottom | interior bottom left bedroom | |

Bottom edge left | Bottom edge right |

What are the dimensions (length and width) of Randy’s living room?

Label the remaining sides of the rectangles with the lengths directly across from them. Labels added: top edge left, 9, top edge right, 15, right edge top, 7, right edge bottom, 10

bathroom

kitchen

bedroom

living roomDon't forget about your units!

Randy’s friends are coming to visit him soon. He plans to keep them out of his bedroom. Find the area of each of the other three rooms he will have to clean.

Area is the total square units of a shape. In this case, the length multiplied by the width.

The area of the bathroom is

feet ^{2}, since. What are the areas of the kitchen and the living room? What is the total area of the rooms he will have to clean?

Sum the answers in part (b).

square feet