Technology in Action

Integrating Technology

 

Title:  Changing Dimensions -- Area

Developed by Kathy Bayer, Kathy Phillips, Sharon Jeffreys, and Josh Fritts

 

 

Content Area:  Math           

 

Grade Level:  8

 

Materials/Resources (Including Software):Microsoft Word and Excel

 

Technology Focus:    

 

 

Word Processing

 X

Spreadsheet

 

Database

 

Web Page

 

Multimedia Presentation

 

Graphical Organizer

 

Internet

 

Other 

 

Skills Included in Lesson

 

Timeline:  1 class period        

 

TEKS:

Subject Area - 111.24.8.10(A)

Technology Applications - 126.12.7(B)

 

Objectives: 
1.  The student will describe the resulting effects on perimeter and area when dimensions of a shape are change proportionally.
2.  The student will use formulas in a spreadsheet to analyze changes in dimensions of 2-D figures.

 

Procedures:

Follow the instructions on the worksheet.

Area Worksheet (Word/Excel version)

 

Assessment: 
Correct completion of spreadsheet and questions on worksheet.

 

Modifications:
Provide student with spreadsheet template or let students work in pairs.

 

Extensions:
Student will create a chart to determine the effect on area when changing dimensions of triangles and circles.

 

Additional Resources/Websites:

http://www.aplusmath.com/cgi-bin/games/geomatho

http://www.ies.co.jp/math/java/geo/cava/cava.html

 

 

 

Midway Instructional Technology Specialists
12/20/2007