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Measuring segments

3 videos
2 skills
Using a number line, let's learn how we measure segments.

Basic geometry: language and labels

VIDEO 12:58 minutes
Before learning any new concept (mathematical or otherwise), it's important we learn and use a common language and label concepts consistently.

Measuring Line Segments

VIDEO 1:29 minutes
In this example of measuring a line segment, the numbers span across the positive and negative. Remember, line segments and points are the foundations of geometry, so this is an important concept.

Measuring segments


Congruent line segments

VIDEO 1:01 minutes
Let's take line segments a little further. How do we know if line segments are congruent? Let's watch this example of counting points to see if they have the exact same length.

Congruent segments