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Human Tree: Dilations Instructional VideoHuman Tree: Dilations Instructional Video
Publisher
PBS
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
6th - 8th
Subjects
Math
2 more...
Resource Type
Instructional Videos
Media Length
2:22
Audiences
For Teacher Use
1 more...
Duration
45 mins
Instructional Strategies
Collaborative Learning
2 more...
Technology
Video
Internet Access
Year
2014
Usage Permissions
Fine Print: Educational Use
Instructional Video

Human Tree: Dilations

Curated and Reviewed by Lesson Planet
This Human Tree: Dilations instructional video also includes:
  • Dilations and Scale Factor
  • Dilations and Scale Factor Solutions
  • Activity
  • Join to access all included materials

Look at dilations exponentially. Using a fractal from a museum exhibit, the installment from the Math at the Core: Ratios series introduces the term dilation. The presenter points out that dilations can make images either smaller or larger. The video also challenges viewers to use exponents to write scale factors. 

3 Views 2 Downloads
CCSS: Designed

Concepts

similar figures, similarity, angles, congruent angles, proportions, dilation, dilations, scale, scale factors, fractals, reduction, exponents, generations

Additional Tags

math

Instructional Ideas

  • Given a picture of a fractal in nature, find the direct scale factor from the first generation to the last generation

Classroom Considerations

  • Uses the same National Museum of Mathematics exhibit as in Human Tree: Ratios
  • Class members should understand the meaning of exponents

Pros

  • Includes a materials list for the teacher and the class
  • Provides timing suggestions for each part of the activity

Cons

  • None

Common Core

6.RP.A.3.a 7.RP.A.2.a 7.RP.A.2.b 7.RP.A.2.c 7.RP.A.2.d 7.RP.A.3 7.G.A.1 8.G.A.1.a 8.G.A.1.b 8.G.A.2 8.G.A.3 8.G.A.4

View 29,096 other resources for 6th - 8th Grade Math

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