Lesson 9: Semicircles: calculate area, perimeter, radius, and diameter

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: Semicircles: calculate area, perimeter, radius, and diameter(Applet).

2. Explainer Video: Semicircles: calculate area, perimeter, radius, and diameter.

Practice Exercise

Topic: Semicircles: calculate area, perimeter, radius, and diameter.

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

Topic: Semicircles: calculate area, perimeter, radius, and diameter.

  1. An applet.
  2. Explainer video on "Semicircles: calculate area, perimeter, radius, and diameter".
  3. Exercise questions on "Semicircles: calculate area, perimeter, radius, and diameter". The questions exhibit an increasing order of difficulty. 
  4. Two sets of quizzes on "Semicircles: calculate area, perimeter, radius, and diameter". The questions exhibit an increasing order of difficulty, and an average score of 80% expected.