Spinning Angles in Radians and Degrees (Introductory lesson to exact trigonometric values)

This lesson introduces concepts that are the prerequisites to defining trig functions on the unit circle. Radian measure and converting between degrees and radians are introduced. Students will also learn how to draw and measure positive and negative angles in standard position, identify and draw co-terminal angles, and determine a reference angle.
Resource ID#: 30170 Type: Lesson Plan
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General Information

Subject(s): Mathematics
Grade Level(s): 9
Intended Audience: Educators educators
Suggested Technology: Document Camera, Computer for Presenter, Internet Connection, Interactive Whiteboard, LCD Projector, Adobe Flash Player, Microsoft Office, Java Plugin
Instructional Time: 1 Hour(s)
Keywords: Unit circle, angles in degrees, angles in radians, angles in standard position, co-terminal angles, reference angles
Instructional Component Type(s): Lesson Plan,  Worksheet,  Presentation/Slideshow
Instructional Design Framework(s): Direct Instruction, Demonstration, Confirmation Inquiry (Level 1), Structured Inquiry (Level 2)
Resource Collection: CPALMS Lesson Plan Development Initiative

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