Intro to Angles

Table of Contents

• Angles

  • Adjacent angles
  • Vertical Angles Theorem
  • Complementary Angles (Quick Exploration)
  • 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