The Nagel Point

Author:Steve Phelps

Construct the three excircles of a triangle. Construct the tangents at the sides. Lines drawn from the vertex to the tangent point on the opposite side are concurrent.

New Resources

רישום חופשי
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apec
Two-Way Tables and Ven Diagrams
Silhouettes without gaps and isolated

Discover Resources

Area Comparison
Isosceles Triangle Theorem
Ellipse (horizontal)
Angle Addition (Values Shown)
Variations on Napoleon's theorem

Discover Topics

Variance
Multiplication
Vectors 3D (Three-Dimensional)
Orthocenter
Scalene Triangles