PURPOSE: To illustrate conic sections.
DESCRIPTION: The wooden cone has four separable parts. Dissecting the cone yields cross sections with differing orientation with respect to the axis of the cone: the circle, the ellipse, the parabola, and the hyperbola.
REFERENCES: (PIRA 1L20.40)
EQUIPMENT: Dissectible cone, as photographed.
SETUP TIME: None.
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