Lesson 12: Exterior Angle Theorem

Complete the exercises in this section at your pace. Before you begin, click on “Materials” to verify what’s covered. The Geogebra Activity for this lesson will be created only upon request, and you’ll receive a link in your inbox to join a class in Realtime! Also, if you haven’t signed up for the IXL SKILLS PACKAGE yet, the login credentials you’ll receive from the link below, will expire after 2 days.

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Warmup

Activity #1 (30 minutes)

1. Topic: Exterior Angle Theorem(Applet).

2. Explainer Video: Exterior Angle Theorem.

Practice Exercise

Topic: Exterior Angle Theorem.

Quiz Time – (Two sets: 30 minutes each).

Topic: Exterior Angle Theorem.

  1. An applet.
  2. An explainer video on "Exterior Angle Theorem".
  3. A skills exercise from the IXL website on "Exterior Angle Theorem". The questions exhibit an increasing order of difficulty. 
  4. Two sets of quizzes on "Exterior Angle Theorem". The questions exhibit an increasing order of difficulty, and an average score of 80% expected.