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Measuring Broken Lines: Finding Total Length

Mathematics Grade 1 Difficulty 2/5

Beginning of the lesson

What is a Broken Line?

A broken line is made of straight lines connected together.

It looks like a path with turns!

Mathematical diagram

This broken line has 3 parts!

How to Find the Total Length

Mathematical diagram

Real Life Examples

🚶 Walking path: You walk to the corner, then to the store, then home.

✏️ Drawing: You draw a zigzag line on paper.

🏃 Race track: A path with turns and corners.

🧵 String: A string bent into different shapes.

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In the full lesson

  • The complete explanation
  • Worked examples
  • Common mistakes and how to avoid them
  • Test questions: 45
  • AI tutor that answers questions about the topic
  • Progress tracking for students, parents and teachers