Category Archives: Geometry Activities

7-B-2 Archimedean Solids

Archimedean Solids For the first shape, I started out with the Platonic solid – Tetrahedron. When truncated, it became the Archimedean solid – Truncated Tetrahedron. For the second shape, I went with the Platonic Solid – Octahedron. When truncated, it became the Archimedean Solid … Continue reading

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6-A-1: Tangrams Part 1

Tangrams Part 1 Step 1: First I traced the small triangle.  The relationship between the angles and sides are identified. Step 2: When using the small red triangle, I formed perfect squares along each side of the red triangle using small … Continue reading

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Geometry 5-D-1: Exploring Dilations

Individually, I would have the students plot the original triangle on their graph, then multiply the coordinates by 2, plot the new points.   In partners, use the worksheet to talk about the similarities and differences of what they just did. … Continue reading

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