Make 30°-45°-60° functions easy. |
Think "Oscar Had A Heap Of Apples."
Use connect-the-dots to complete simple compuations.
8th grade to precalculus
Oscar Had A Heap Of Apples
TAKE A MOMENT TO TRY questions on one page
answers on one page
connect-the dots questions
Make radian measure easy. |
Consider reference angles and "Veronica's Bow Tie."
2 mile race
a perfect quiz
internet trig reasources
See the Unit circle move. |
Derive" quadrantals and trig graphs with SketchPad.
Graph all 6 functions w/special trig graph paper.
Take notes with Alt+Print Screen and a paint program
"Prove" the Pythagorean identities with the Unit circle.
unit circle - web, static
unit circle - web, active
sine/cosine only, web active
blank 3 planes per page, web
Unit Circle and Similar Triangles
Blank 3 plane paper
"Derive" Tangent from Sine and Cosine
Graph of Tangent
All 6 Functions
Pythagorean Identities on the Unit Circle
| Curve shift with Excel. |
Curve shift with an image.
sine sine on a spreadsheet, web
cut and pasted spreadsheet notes
|Review with Windows Explorer.
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11 12 13 14 15 16 17 18 19 20 21 Review with Windows Explorer.