1. Lesson 8

1.1. Launch

Mathematics 20-2 M2 Lesson 8

Module 2: Logic and Geometry

 
Launch
 
Refresher
 

In this lesson you will be working with a protractor and compass. You may wish to review using a protractor. If so, you can access the following tutorials:

 

Under the Shape and Space heading, go to “Angles–Construct and Measure (Perspectives).” Choose “Topics.” Then choose the following:

 

 

This is a screenshot for Angles (Object Interactive).

  • “Topic 3: Measuring Angles with a Protractor”
  • “Topic 4: Using the Protractor”
  • “Topic 6: Creating Angles”

To review how to construct a perpendicular bisector using a compass, watch the animation Process to Construct a Perpendicular Bisector. Recall that a perpendicular bisector is a line or line segment that both bisects a given line segment and is perpendicular to it.

 

 

This is a screenshot for Process to Construct a Perpendicular Bisector.