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I4C

7th Grade - Apply Scale Factor

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Recognize the applications of scale factor by exploring blueprints, shadow measuring, and scale models. 0706.1.8


Links verified on 6/9/2014


  1. Applications of Culture in Mathematics - [NCTM lesson plan] Students will use the concepts of similarity, scale factors, and conversion factors to make scale drawings of different Malawian houses An Adobe Acrobat document in .pdf format A lesson plan can be found at this site
  2. Designing a Soccer Field - lesson plan using scale drawings [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.] A lesson plan can be found at this site
  3. Designing a Tennis Court - lesson plan using scale drawings [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.] A lesson plan can be found at this site
  4. Floor Plan Your Classroom - make an architectural floor plan in 3 steps
  5. A PowerPoint show related to this standardI Can Solve Problems Using Scale Drawings! - an 18 slide PowerPoint show
  6. Linking Length, Perimeter, Area, and Volume - NCTM lesson plan comparing the perimeter and area ratios of similar rectangles with various scale factors [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
  7. Pictures to use in scale factor activities - Yankee Stadium - Orange Bowl Stadium
  8. Scale Drawing Problems - a worksheet to print with ten practice problems An Adobe Acrobat document in .pdf format This link includes something for the teacher to print
  9. Scale Drawings - five multiple choice questions from Glencoe Math This site includes questions for your students to check their understanding
  10. Scale Drawings and Models - seven practice problems on a worksheet An Adobe Acrobat document in .pdf format This link includes something for the teacher to print
  11. A PowerPoint show related to this standardScale Drawings and Scale Models - a 17 slide PowerPoint show could be used as a lesson A lesson plan can be found at this site
  12. Scaling Away - Students will measure the dimensions of a common object, multiply each dimension by a scale factor, and examine a model using the multiplied dimensions. A lesson plan can be found at this site
  13. Solving proportions - This lesson presents solving proportions by using cross product to find unknown terms
    • Scale Drawings - After you understand proportions, try the lesson on making scale drawings
  14. A resource for the teacher to use in planning their lessonsTeaching Idea - Use Google Maps to find a picture of an object of known size and from that, the size of other objects nearby. Example: At Wikipedia I found length of a side (each side is 591 ft) and the map coordinates for the Pyramid at Memphis, TN (35 deg 9′ 21.03″ N, 90 deg 3′ 7.49″ W). I then used Google Maps to locate an aerial image of the area and estimated the length of a string of barges in the Mississippi River to be 1740 ft.

Internet4classrooms is a collaborative effort by Susan Brooks and Bill Byles.
 

  

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