Let's rule the coordinate plane. By reviewing the marking on rulers, the video discusses how to determine the measurement between two points. The resource, a portion of a basic geometry playlist, determines the length of a side of a triangle to introduce the Ruler Postulate.

Concepts

ruler skills, rulers, inches, the metric system, centimeter, centimeters, measurement, unit conversion

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Additional Tags

math

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Instructional Ideas

• Lead a discussion on why it might not be best to measure for the end of a ruler

Classroom Considerations

• The class should know how to find the absolute value of differences
• Individuals should recognize decimal equivalents of fractions

• This video is hosted on YouTube

Pros

• Includes a link to more resources that explain how to measure distances
• Provides examples with descriptions

Cons

• None

Common Core

6.G.A.3 MP5 MP6