Instructional Video

3D Trigonometry

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This 3D Trigonometry instructional video also includes:

Trigonometry still works in 3-D. Viewers of a short video see how to apply trigonometry in situations involving three-dimensional figures. They watch as a narrator works through a problem that requires finding the length of a diagonal for a rectangular prism.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Use the video as part of an extension activity
Classroom Considerations
  • Pupils must be familiar with the Pythagorean Theorem
  • Note that the video refers to a right rectangular prism as a cuboid
Pros
  • Provides additional practice problems with an associated answer key
Cons
  • Poor video quality
Common Core