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Unit Circle2

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The document discusses the unit circle, which is a circle with a radius of 1 unit. It asks students to identify which trigonometric functions are positive in each quadrant of the unit circle and to find the values of the sine, cosine, and tangent functions for specific angles using the unit circle. The main topic is introducing students to the unit circle and having them practice using it to evaluate trigonometric functions.

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Aim: What is the Unit Circle? Do Now: MB43 4/22/09 Lomas sin cos tan 30 o 45 o 60 o radian degree 0 o 90 o Copy Unit Circle
Which functions are positive in Quadrant I? Which functions are positive in Quadrant II? Which functions are positive in Quadrant III? Which functions are positive in Quadrant IV? Aim: What is the Unit Circle? MB43 4/22/09 Lomas Copy Unit Circle
Aim: What is the Unit Circle? MB43 4/22/09 Lomas Find the values of the 3 trigonometric functions for the angle with this terminal edge. cos θ = sin θ = tan θ = Copy Unit Circle
Aim: What is the Unit Circle? MB43 4/22/09 Lomas Main Event: The Unit Circle Copy Unit Circle
Aim: What is the Unit Circle? MB43 4/22/09 Lomas Copy Unit Circle
Aim: What is the Unit Circle? MB43 4/22/09 Lomas Copy Unit Circle
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Unit Circle2

  • 1. Aim: What is the Unit Circle? Do Now: MB43 4/22/09 Lomas sin cos tan 30 o 45 o 60 o radian degree 0 o 90 o Copy Unit Circle
  • 2. Which functions are positive in Quadrant I? Which functions are positive in Quadrant II? Which functions are positive in Quadrant III? Which functions are positive in Quadrant IV? Aim: What is the Unit Circle? MB43 4/22/09 Lomas Copy Unit Circle
  • 3. Aim: What is the Unit Circle? MB43 4/22/09 Lomas Find the values of the 3 trigonometric functions for the angle with this terminal edge. cos θ = sin θ = tan θ = Copy Unit Circle
  • 4. Aim: What is the Unit Circle? MB43 4/22/09 Lomas Main Event: The Unit Circle Copy Unit Circle
  • 5. Aim: What is the Unit Circle? MB43 4/22/09 Lomas Copy Unit Circle
  • 6. Aim: What is the Unit Circle? MB43 4/22/09 Lomas Copy Unit Circle