GeoGebra
Sign in
  • Resources
  • Favorites
  • Timeline
  • People
  • Groups
GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Classroom
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License

© 2022 GeoGebra

Peter Mattock

  • Perpendicular Lines

    Activity

    Peter Mattock

  • Radius and Tangent Theorem

    Activity

    Peter Mattock

  • Alternate Segment Theorem

    Activity

    Peter Mattock

  • Intersecting Chords Theorem

    Activity

    Peter Mattock

  • Tangents and Circles

    Activity

    Peter Mattock

  • Angles subtended by the same arc

    Activity

    Peter Mattock

  • Angle at Centre

    Activity

    Peter Mattock

  • Parallel lines

    Activity

    Peter Mattock

  • Angles on a straight line

    Activity

    Peter Mattock

  • Angles at a point

    Activity

    Peter Mattock

  • Vertically Opposite Angles

    Activity

    Peter Mattock

  • Angles in Triangle

    Activity

    Peter Mattock

  • Angles in Quadrilaterals

    Activity

    Peter Mattock

  • Exterior Angles

    Activity

    Peter Mattock

  • Interior Angles in Pentagon and Hexagon

    Activity

    Peter Mattock

  • Circumcular arc for Tom

    Activity

    Peter Mattock

  • Pythagoras and Angles

    Activity

    Peter Mattock

  • Circle ratio demonstration

    Activity

    Peter Mattock

  • Circle Equation Demonstration (unfinished)

    Activity

    Peter Mattock

  • Angle on diameter

    Activity

    Peter Mattock

  • Cyclic Quadrilateral

    Activity

    Peter Mattock