# Interactive video lesson plan for: Radians and Degrees and Converting between them

#### Activity overview:

Geometry Teachers Never Spend Time Trying to Find Materials for Your Lessons Again!

http://geometrycoach.com/Geometry-Lesson-Plans/?pa=MOOMOOMATH
0:00 Introduction to radians and degrees
0:56 Definition of radian measure and degree measure
2:43 Explanation of the relationship between arc length and radius
3:34 Problem 1 2pi radians = How many degrees?
9:05 How many degrees does a clock have?
5:07 Convert 30 degrees to radians
5:40 Convert 75 degrees to radians
6:38 Convert Pi/4 radians to degrees
7:25 Convert 2pi/9 to degrees
8:00 Converting negative radians to degrees
9:00 How many degrees and radians does a clocks minute hand move in a minute?
12:04 How many degrees/radians does a snowboard spin if he spins one and a half rotations and lands backwards?

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