Properties Of Triangles

The practical importance of the rigidity of the triangle is illustrated by comparing the strength of non-rigid figures. Animated treatments of the angle bisectors theorem, the perpendicular bisectors theorem, the altitudes theorem and the medians theore

More in Practical Geometry Series

  1. Quadrilaterals 1946
  2. Similar Triangles 1946
  3. Properties Of Triangles 1947
  4. Polygons 1948
  5. Pythagorean Theorem 1948
  6. Ratio And Proportion 1948

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, creator, format, sound, genre, description, catalog record
  2. Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description