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Precalculus Practice: Trigonometry, Circles, and Triangle Solving

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Guida di studio - Impara con i video

Lezioni curate abbinate al materiale che hai caricato – impara ogni argomento passo dopo passo.

Angles in Standard Position

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

Radians

  • Percorso guidato
    Converting between Degrees & Radians
    5:04

Defining the Unit Circle

  • Percorso guidato
    Introduction to the Unit Circle
    06:11

Trigonometric Functions on the Unit Circle

  • Percorso guidato
    Sine, Cosine, & Tangent on the Unit Circle
    6:34

Common Values of Sine, Cosine, & Tangent

  • Percorso guidato
    Example 1
    6:04
  • Percorso guidato
    Sine, Cosine, & Tangent of 30°, 45°, & 60°
    5:08

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

Reciprocal Trigonometric Functions on the Unit Circle

  • Percorso guidato
    Secant, Cosecant, & Cotangent on the Unit Circle
    3:23

Trigonometric Functions on Right Triangles

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

Special Right Triangles

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

Cofunctions of Complementary Angles

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

Solving Right Triangles

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

Law of Sines

  • Percorso guidato
    Solving SSA Triangles ("Ambiguous" Case) Example 1
    4:02
  • Percorso guidato
    Solving SSA Triangles ("Ambiguous" Case)
    9:50
  • Percorso guidato
    Solving SAA & ASA Triangles
    7:23

Law of Cosines

  • Percorso guidato
    Solving SAS & SSS Triangles
    7:50
  • Percorso guidato
    Intro to Law of Cosines
    4:35

Area of SAS & ASA Triangles

  • Percorso guidato
    Calculating Area of SAS Triangles Example 1
    5:30
  • Percorso guidato
    Calculating Area of ASA Triangles
    4:30
  • Percorso guidato
    Calculating Area of SAS Triangles
    4:02

Introduction to Trigonometric Identities

  • Percorso guidato
    Simplifying Trig Expressions
    6:36
  • Percorso guidato
    Example 1
    2:20
  • Percorso guidato
    Example 4
    5:18

Sum and Difference Identities

  • Percorso guidato
    Sum and Difference of Tangent
    4:47
  • Percorso guidato
    Sum and Difference of Sine & Cosine Example 3
    2:42
  • Percorso guidato
    Sum and Difference of Sine & Cosine
    06:14

Double Angle Identities

  • Percorso guidato
    Double Angle Identities
    5:06
  • Percorso guidato
    Double Angle Identities Example 1
    2:33
  • Percorso guidato
    Double Angle Identities Example 2
    2:26

Solving Trigonometric Equations Using Identities

  • Percorso guidato
    Solve Trig Equations Using Identity Substitutions
    4:42

Graphs of the Sine and Cosine Functions

  • Percorso guidato
    Amplitude and Reflection of Sine and Cosine
    5:05
  • Percorso guidato
    Example 1
    2:18
  • Percorso guidato
    Graph of Sine and Cosine Function
    5:53