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Chapter 2: Acute Angles and Right Triangles – Trigonometric Functions and Applications

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Trigonometric Functions on Right Triangles

  • Introduction to Inverse Trig Functions
    4:28
  • Fundamental Trigonometric Identities
    5:32
  • Introduction to Trigonometric Functions
    6:04

Special Right Triangles

  • 45-45-90 Triangles
    04:39
  • Common Trig Functions For 30-60-90 Triangles
    6:24
  • 30-60-90 Triangles
    5:35

Cofunctions of Complementary Angles

  • Using Cofunction Identities to Solve Equations
    4:42
  • Cofunction Identities
    6:30

Reference Angles

  • Percorso guidato
    Reference Angles on the Unit Circle
    5:31
  • Percorso guidato
    Coterminal Angles on the Unit Circle
    3:47
  • Percorso guidato
    Example 1
    3:03

Solving Right Triangles

  • Finding Missing Side Lengths
    4:18
  • Example 2
    3:22
  • Finding Missing Angles
    5:13

Angles in Standard Position

  • Drawing Angles in Standard Position
    5:50
  • Example 1
    3:59

Coterminal Angles

  • Example 1
    3:51
  • Percorso guidato
    Coterminal Angles
    04:46

Complementary and Supplementary Angles

  • Solving Problems with Complementary & Supplementary Angles
    2:28
  • Example 1
    3:04
  • Intro to Complementary & Supplementary Angles
    3:35