Journey to the centre of a triangle (TEFC)

United States, 1976

Film
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Episode of Series “Geometry”.
Examines the incentre, circumcentre, the centroid, and the orthocentre of triangles. Visual constructions illustrate each kind of centre, and several examples are used to show how each is determined. Without narration. For beginning geometry students.

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Collection

In ACMI's collection

Credits

co-producer

Bruce Cornwell

Katharine Cornwell

production company

International Film Bureau

Duration

00:08:37:00

Production places
United States
Production dates
1976

Appears in

Geometry

Group of items

Geometry

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Collection metadata

ACMI Identifier

005752

Subject categories

Education, Instruction, Teaching & Schools → Geometry - Study and teaching

Education, Instruction, Teaching & Schools → Triangle

Educational & Instructional

Educational & Instructional → Instructional

Mathematics, Science & Technology → Triangle

Short films

Short films → Short films - United States

Sound/audio

Sound

Colour

Colour

Holdings

16mm film; Access Print (Section 1)

Please note: this archive is an ongoing body of work. Sometimes the credit information (director, year etc) isn’t available so these fields may be left blank; we are progressively filling these in with further research.

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If you would like to cite this item, please use the following template: {{cite web |url=https://acmi.net.au/works/69296--journey-to-the-centre-of-a-triangle-tefc/ |title=Journey to the centre of a triangle (TEFC) |author=Australian Centre for the Moving Image |access-date=24 September 2026 |publisher=Australian Centre for the Moving Image}}