The 9-point Conic

Author:Steve Phelps

In a complete quadrilateral, the midpoints of the six sides (AB, BC, CD, DA, BD, and CA) and the three intersections of the opposite sides (E, F, and G) - nine points in total - lie on a conic.

New Resources

Midpoint Coordinates
Geometric linkage
רישום חופשי
Factoring
Fraction Subtraction

Discover Resources

Trigonometric ratios
Transversals with Parallel Line Exploration 4
Aflæs sinus cosinus og tangens
At the Bike Shop
scale drawing

Discover Topics

Poisson Distribution
Combinatorics
Cone
Geometry
Congruence