pattern chart 1.jpg - Section 4: Guided Lecture Notes: Trig Ratios for Special Triangles

 
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Using Special Right Triangles and Spotting Some Patterns

Unit 5: Trigonometry: Triangles
Lesson 9 of 9

Objective: SWBAT use special right triangles to determine geometrically the sine, cosine, and tangent of 30, 45, and 60 degrees.

Big Idea: What does it really mean to memorize something? To recognize the underlying structures and patterns, and to use them to make sense of and remember, conceptually, what is happening.

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