Lesson 8: Surface area of spheres

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: Surface area of spheres(Applet).

2. Explainer Video: Surface area of spheres.

Practice Exercise

Topic: Surface area of spheres.

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

Topic: Surface area of spheres.

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