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Module 01 · Grade 2 Geometry

2D Shape Explorer

Identify polygons, count sides, and discover vertices in flat figures. Drag the slider to morph a shape, then test what you learned in the Knowledge Challenge.

Polygons Vertices
Triangle Polygon
3 SIDES · TRIANGLE
3 · Triangle10 · Decagon
Highlight Sides Show Outlines
Highlight Vertices Show Corners
Total Sides 3
Total Vertices 3

Did you know?

A triangle is the strongest shape in construction — it never loses its form under pressure!

Select a Shape

Knowledge Challenge

Test What You Learned

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