Trigonometry Lesson 4 Episode 2 (Teachers)

Exploring

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Stop the video above first if it is playing.

Download Math Task

The students draw an angle that measures two radians. 


Episode Supports

Focus Questions

For use in a classroom, pause the video and ask these questions:

  1. [Pause the video at 0:23] Try this task for yourself: Draw an angle that measures two radians.
  2. [Pause the video at 3:06] How would you check Mary’s work to be sure she drew an angle that measures two radians?

Supporting Dialogue

[Pause the video at 2:15] Tell your neighbor what you think of Claire’s method so far. Will it result in an angle with a measure of two radians? How does it compare to your method or your partner’s method?