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Pre-Cal 40S Slides February 6, 2008
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Pre-Cal 40S Slides February 6, 2008

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Introduction to the unit circle.

Introduction to the unit circle.

Published in: Education, Technology

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Transcript

  • 1. Introducing the unit circle and it's family of functions ... Me Fish!
  • 2. How many radians are there between the minute and hour hands of a clock at 4:00?
  • 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. State a positive coterminal angle for .
  • 5. P(θ) is on a ray passing through the point (6, 8). Find the sine, cosine, and tangent of the angle θ.
  • 6. P(θ) is on a ray passing through the point (6, 8). Find the sine, cosine, and tangent of the angle θ.