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THE UNIT CIRCLE

Published on Nov 18, 2015

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PRESENTATION OUTLINE

1.

THE UNIT CIRCLE

2.

PRIOR KNOWLEDGE

  • Angles and Radian measure
  • Finding the length of a circular arc
  • X and Y axis
  • Converting between degrees and radians
  • Finding coterminal angles
3.

INTERPRET the rules

  • The "Unit Circle" is a circle with a radius of 1.
  • The center is put on a graph where the x axis and y axis.
  • Because the radius is 1, we could directly measure sine, cosine and tanget.
4.

Essential question ?

How does the unit circle work and what is it used for ?
5.

Real world problem

Kevin Glass