Right Triangles

Parent topic:
Triangles
TrianglesPlane FiguresTrigonometryGeometryMathRight
  • Right Triangle Trigonometry: Intro
    Activity

    Right Triangle Trigonometry: Intro

    Tim Brzezinski

  • right triangle paradox
    Activity

    right triangle paradox

    sonom

  • CCSS High School: Geometry (Similarity, Right T, Trig.)
    Book

    CCSS High School: Geometry (Similarity, Right T, Trig.)

    Tim Brzezinski

  • Similar Right Triangles (V1)
    Activity

    Similar Right Triangles (V1)

    Tim Brzezinski

  • Special Right Triangle (II)
    Activity

    Special Right Triangle (II)

    Tim Brzezinski

  • Conceptual Illustrations: Trigonometric Ratios within Right Triangles
    Activity

    Conceptual Illustrations: Trigonometric Ratios within Right Triangles

    Tim Brzezinski

  • Thales' Theorem (VB)
    Activity

    Thales' Theorem (VB)

    Tim Brzezinski

  • Special Right Triangle (I)
    Activity

    Special Right Triangle (I)

    Tim Brzezinski

  • Thales' Theorem (VA)
    Activity

    Thales' Theorem (VA)

    Tim Brzezinski

  • Discovering Sine, Cosine, and Tangent in Right Triangles
    Activity

    Discovering Sine, Cosine, and Tangent in Right Triangles

    Jennifer Silverman

  • Quiz: Right Triangle Trig (Solving for Sides)
    Activity

    Quiz: Right Triangle Trig (Solving for Sides)

    Tim Brzezinski

  • Animation 98
    Activity

    Animation 98

    Tim Brzezinski

  • Optimization: Maximizing Area of a Rectangle Inside a Right Triangle
    Activity

    Optimization: Maximizing Area of a Rectangle Inside a Right Triangle

    Tim Brzezinski

  • Inscribed Angle Intercepts Semicircle
    Activity

    Inscribed Angle Intercepts Semicircle

    Tim Brzezinski

  • HL Action!
    Activity

    HL Action!

    Tim Brzezinski

  • Proof Without Words
    Activity

    Proof Without Words

    Steve Phelps

  • Quiz: Special Right Triangles
    Activity

    Quiz: Special Right Triangles

    Tim Brzezinski

  • Animation 13
    Activity

    Animation 13

    Tim Brzezinski

  • Angles of a Right Triangle
    Activity

    Angles of a Right Triangle

    Tim Brzezinski

  • Isosceles Right Triangle: Quick Investigation
    Activity

    Isosceles Right Triangle: Quick Investigation

    Tim Brzezinski

  • Animation 54
    Activity

    Animation 54

    Tim Brzezinski

  • Animation 99
    Activity

    Animation 99

    Tim Brzezinski

  • Square Pyramid: Underlying Anatomy
    Activity

    Square Pyramid: Underlying Anatomy

    Tim Brzezinski

  • Midpoint of HYP
    Activity

    Midpoint of HYP

    Tim Brzezinski