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Trigonometry: Triangles to Functions

Scaffolded task

Sine-ing the way
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  • Warm-up
  • Warm-up Solution
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  • Solution

Warm-up

two angles from a chord in a circle

Try to label as many angles in the diagram above as you can, using the fewest possible number of unknowns to represent them.

You can label all of the angles using only two different letters.

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Last updated 17-Jun-16

Pervasive ideas

  • Invariance
  • Symmetry

Tags

  • Convincing and proving

Station

Trigonometry: Triangles to Functions

Lines

  • Geometry
  • Algebra
  • Functions
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