Lesson: Trigonometric Ratios of Special Triangles Mathematics

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In this lesson, we will learn how to find the side lengths of 45-45-90 and 30-60-90 triangles using trigonometric ratios.

Lesson Plan

Students will be able to

  • use trigonometric ratios to find the side lengths of 45-45-90 and 30-60-90 triangles.

Lesson Video

Video Thumbnail
11:16

Lesson Playlist

  • Side Lengths of 45-45-90 Triangles
    05:53
  • The Side Lengths of 45-45-90 Triangles
    04:29
  • Using Right-Angled Triangle Trigonometry to Find Lengths in Word Problems
    03:49

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