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Outline

  1. Right Angled Triangles
    1. Theory and Estimation
    2. Practice
    3. Test Out

    Right Angled Triangles

    Author:Ronan Downes, Lee W Fisher
    Topic:Triangles
    Practice Pythagoras and Trigonometry.
    Right Angled Triangles

    Table of Contents

    • Theory and Estimation

      • Right angled triangle in a circle
      • Estimate sides and angles on 5 right angled triangles
      • Estimate Side and Angles of Right Angled Triangles
      • Proof of Pythagoras
      • Sine, Cosine, Tangent 0 - 90°
      • Sine Cosine Tangent Order to 90
    • Practice

      • Pythagoras' Practice
      • Trig on Right Triangles Using Enlargment
      • SOH CAH TOA for angles
      • SOH CAH TOA for sides
      • Practice Right Angled Triangles
    • Test Out

      • Right Angled Triangle Quiz
      • Right Angled Triangles Accuracy Quiz
      • Equations & Identities 方程與恆等式
    Next
    Right angled triangle in a circle

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    Discover Resources

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    • Constructing Perpendicular Bisector (segment)
    • ml 3.1
    • Geogebra Work
    • 'Tangram' Puzzle 'Candle'

    Discover Topics

    • Unit Circle
    • Function Graph
    • Tangent Line or Tangent
    • Polynomial Functions
    • Upper and Lower Sum or Riemann Sum
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