Monday, October 12, 2009

Anniversary Presents For Parents

Plane Geometry Plane Geometry. Tangencies II (Conics Curves)

presentation helps explain conic tangency.

Content: Straight

tangent point of the ellipse.
tengentes Straight from a point outside the ellipse.
tangent to the ellipse, parallel to a given address.
tangent at a point of the parable.
tengentes Straight from a point outside the parabola.
tangent to the parabola parallel to a given direction.
tangent at a point of the hyperbola.
tengentes Straight from a point outside the hyperbola.
tangent to the hyperbola, parallel to a given address.



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