sum of interior angles of a quadrilateral is 360 degrees

Onderwerp:Hoeken

On the screen, we see a quadrilateral ABCD in blue color. Observe how the shape and angles of this quadrilateral ABCD change as we move the points A, B, C and D.

Nieuw didactisch materiaal

Parabolas, Lines and Nomograms
Right Triangle Inscribed in a Semicircle
Pythagorean Theorem: Quick Illustrator
What Do You See? (2)
Odd Function Explorer

Ontdek materiaal

Lengths of parts of medians using the centroid
Common Misconceptions 2
Graphs of Quadratic Functions 2
Untitled
Units in Scale Drawings: IM 7.1.12

Ontdek onderwerpen

Mediaan
Vlieger en deltoïde
Gelijkvormige driehoeken
Rechthoekige driehoeken
Hoogtepunt