insider.si.edu

Geometric Model by A. Harry Wheeler, Equilateral Triangle Inside Out, Plane Dissection

Click to open image viewer. Hinged Plane Dissection, Two triangles and two quadrilaterals which can be arranged as two different triangles. CC0 Usage Conditions ApplyClick for more information. IIIF ...
Simon Fraser University

More on Triangles: Lesson Two

to build on students' knowledge of triangle and develop students' reasoning with properties of different classes of triangles to develop students' language related to different triangles to engage ...
insider.si.edu

Geometric Model by A. Harry Wheeler, Equilateral Triangle Transformable into a Hexagon with Hole, Plane Dissection

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This model has three triangular ...
Simon Fraser University

More on Triangles: Lesson Three

Big Idea – We can describe, measure, and compare spatial relationships. to build on students' knowledge of triangle and develop students' reasoning with properties of different classes of triangles to ...
BBC

KS2 Maths: Problem solving with equilateral triangles

VO: Ambrose is an apprentice at the world famous Grecian Pizza Parlour. He's learning all aspects of the profession, and is now able to roll out a perfect circle of dough. This is how professional ...