Geoff Phillips Publications

Poly-Rule

Features of Poly-rule include:

30 cm ruler, directed number line

360 degree protractor

3 cm regular polygons for construction of polyhedra (see nets on Polyhedra page of this website)

Circles, large semi-circles, ellipses, polyhedra tabs

Centimetre grid overlay

Recommended retail price: $6.50 AUD

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