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FIF11
Author:
Hagit Sela
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Triangle Angle Theorems
Vertical Angles Exploration
US Roadtrip!
Polygons: Exterior Angles (17 September 2020)
Osnova
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autumn
อนุกรมเรขาคณิตอนันต์
A triangle with its external angle bisectors
Circular Sector 22 april
Matikkapakki - Roottori ja divergenssi
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Planes
Geometry
Symmetry
Translation
Triangles