6.5 Unit Circle

Comic of the Day (http://ohyoumath.tumblr.com/image/526483835)

Tip: Never do math on an empty stomach
Warm Up and Questions from the Homework
Quiz Thu, Feb 28 (6.4 Radians and Arc Length)

Announcements

• Next quiz Tue, Mar 5 (6.5 Unit Circle and Function Values)
• Next unit exam Mon, Mar 11 (55 minutes, in class)
• Summary of Studying (SOS) must be completed to write unit exam

Today - 6.5 Unit Circle
Intermission (music courtesy of the Logarhythms)
Applet
http://www.mathsisfun.com/algebra/trig-interactive-unit-circle.html
http://www.learnalberta.ca/content/meda/html/theunitcircle/index.html
Notes

Homework
6.5 #1-23

Tomorrow - 6.5 Graphs of sin, cos, tanPre-read rest of 6.5

For more information
http://www.khanacademy.org/math/trigonometry/basic-trigonometry/unit_circle_tut/v/unit-circle-definition-of-trig-functions-1
http://www.khanacademy.org/math/trigonometry/basic-trigonometry/unit_circle_tut/v/we-unit-circle-definition-to-calculate-sin-and-cos-of-multiple-angles
http://www.khanacademy.org/math/trigonometry/basic-trigonometry/unit_circle_tut/v/finding-trig-function-values-using-unit-circle-definition
http://www.khanacademy.org/math/trigonometry/basic-trigonometry/unit_circle_tut/e/unit_circle