Lesson 14: Slopes of parallel and perpendicular lines

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: Slopes of parallel and perpendicular lines(Applet).

2. Explainer Video: Slopes of parallel and perpendicular lines.

Practice Exercise

Topic: Slopes of parallel and perpendicular lines.

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

Topic: Slopes of parallel and perpendicular lines.

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