The 9-point Conic

Autor: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.

Nuevos recursos

Dividing a 3-digit number by a 1-digit number (2)
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အခြေခံ data အခေါ်အဝေါ်များ
Dividing a 2-digit number by a 1-digit number (2)

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espirais
Mystery Point - First Quadrant
Exeter Point for Instructions
Animation 143
การบวกจำนวนเต็มบวกกับจำนวนเต็มลบ
Circle theorem: Radius to tangent

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Cuadriláteros en general
Experimentos aleatorios
Álgebra
Homotecia
Trigonometría