GeoGebra
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  • Intro to Angles
  • Angles
  • Triangles

Intro to Angles

Author:
Kathy
Topic:
Angles
Intro to Angles

Table of Contents

  • Angles

    • Adjacent angles
    • Vertical Angles Theorem
    • Complementary Meaning?
    • Missing complementary angle
    • Supplementary Angles (Quick Exploration)
    • Missing supplementary angle
    • angles investigations
    • Angles on a line
  • Triangles

    • triangle angle-sum theorem
    • Missing angle in a triangle
    • Basic Triangle with adjustable side lengths and angles
    • Drawing Triangles
    • The sum of angles in a quadrilateral
    • Sum of the Interior Angles of a Quadrilateral
Next
Adjacent angles

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  • Similar Figures: Quick Intro
  • Polygon Angles: Quick Thin Slice Explorations

Discover Resources

  • Cubic? Rational?
  • Sector to Cone
  • The Effect of a Values Between 1 and -1
  • Exercise 2
  • Orthocenter of a Obtuse Triangle

Discover Topics

  • Logic
  • Pythagoras or Pythagorean Theorem
  • Differential Equation
  • Surface
  • Real Numbers

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