Pre-Cal 40S Slides February 6, 2008

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Introduction to the unit circle.

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Pre-Cal 40S Slides February 6, 2008

  1. 1. Introducing the unit circle and it's family of functions ... Me Fish!
  2. 2. How many radians are there between the minute and hour hands of a clock at 4:00?
  3. 3. In a circle of radius 6 cm, a sector has a central angle of 30°. What is the area of this sector in square centimeters? cmon francis
  4. 4. State a positive coterminal angle for .
  5. 5. P(θ) is on a ray passing through the point (6, 8). Find the sine, cosine, and tangent of the angle θ.
  6. 6. P(θ) is on a ray passing through the point (6, 8). Find the sine, cosine, and tangent of the angle θ.

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