Grade 9Free Preview

Geometry of Straight Lines: Understanding Angles

This unit teaches you about lines and angles. You will learn:

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UNIT OVERVIEW

This unit teaches you about lines and angles. You will learn:

  • What happens when two lines meet at right angles (perpendicular lines)
  • The special angles formed when two lines cross (intersecting lines)
  • The angle patterns when parallel lines are cut by another line (transversal)
  • How to find unknown angles using these relationships

These skills are useful in construction, road design, art, and map reading.


36 more pages in this lesson

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