Found 2 3D-models for “parabola ruler” across many websites

#ruler#geometry#X squared template#Parable Ruler#desk#education#french curve set#office#office supplies#X2
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School Geometry - French Curve Set (Elipse, Hyperbola, Parabola)

School Geometry - French Curve Set (Elipse, Hyperbola, Parabola)

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Parable Ruler

Parable Ruler

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