MEASUREMENT






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Activity 4 (Small-Group Activity)
Scale Drawings

Materials

  • ruler (English)
  • calculator
  • Reference Sheet R4


A 3-Bedroom Apartment

Find the 3-bedroom floor plan on the Reference Sheet. Fill in the table with the dimensions of each room. Round measurements to the nearest tenth.

Rooom Length (ft) Width (ft) Floor Area (ft2)
Bedrooms . . .
Bathrooms . . .
Living Room . . .
Kitchen . . .
Storage . . .
Balcony . . .
  1. If you wanted to carpet the bedrooms and living room, how much area would you tell the store you have? If the carpet you want is $25 per square yard, how much would you have to pay? (Remember to convert square feet to square yards.) Area to be carpeted: __________ sq. yds. Cost for new carpet: __________

  2. Suppose you wanted to replace the flooring for the bathrooms and kitchen with either linoleum or tile. Linoleum is $10 per square yard. Tile, in one-foot squares, is $8 per box of 12 tiles. What is the cost for each material? Cost of linoleum: ________________ Cost of tile: ________________

  3. The ceiling is 8 feet high. Ignoring windows and doors, find the wall area of the living room. Living room wall area: __________________________

  4. The apartment advertisement says that the total area is 1253 sq. ft. Does this include the balcony? Explain your reasoning.


A 1-Bedroom Apartment

Find the 1-bedroom floor plan on the Reference Sheet.

  1. What is the scale of the floor plan drawing? _____________ in. =_____________ft.

  2. Estimate the number of square feet in this apartment. Explain How you made your estimate.

Using the 1-bedroom floor plan, fill in the tables below. In the first table, simply record the dimensions of each room as it is written in the scale drawing. Find the "Implied Area" of each room for the second table by using the dimensions you already recorded. You will notice that this area is often greater than the actual area of the room because of irregular shapes. Use a ruler to find the "Actual Area" of the bedroom, bathroom, and den.

Room Length(ft) Width(ft)
Bedroom . .
Living Room . .
Bathroom . .
Walk-in closet . .
Dining Room . .
Kitchen . .
Den . .
Storage . .
Balcony . .


Room Implied Area (ft2) Actual Area (ft2)
Bedroom . .
Living Room . .
Bathroom . .
Walk-in closet . .
Dining Room . .
Kitchen . .
Den . .
Storage . .
Balcony . .



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Area 10 Mathematics and Technology Professional Development Center
Permission is granted to duplicate these materials for classroom use.

Last updated on 1/30/1999
Comments: egalindo@indiana.edu
http://www.indiana.edu/~atmat/units/measurement/mea_act4.htm