Lesson 13: Interior angles of polygons

Before you have access to this lesson from the links below, click on “Materials” to see what’s covered. The exercise is expected to last for not more than 1 hour 3o minutes, and please, be ready to complete this lesson in ONE session. If you haven’t signed up for the IXL SKILLS package, the temporal login info that you purchase from the link below, will be valid for 48 hours. 

For temporal access: Click here.

Activity #1 (30 minutes)

Warmup

1. Topic: Interior angles of polygons(Applet).

2. Explainer Video: Interior angles of polygons.

Practice Exercise (30 minutes).

Topic: Interior angles of polygons.

Quiz Time – (Two sets: 30 minutes).

Topic: Interior angles of polygons (to be taken while you are logged in).

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