Math: Geometry: What's New, Recent Additions, College, High School, Kids - Page 120

Proposed Problem 59: Right and Equilateral Triangles, Midpoints

Isogonic-Jacobi Theorem: Using TracenPoche Dynamic Geometry Software

Marion Walter's Theorem: Triangle and Hexagon areas: Using TracenPoche Dynamic Geometry Software

Orthopole of a Triangle: Using TracenPoche Dynamic Geometry Software

Arbelos, Inscribed Circle and Concyclic Points Cyclic Quadrilateral.

Sangaku Geometry Theorem: Three circles and a tangent line.

Sangaku Geometry Theorem: Cyclic Quadrilateral. Inradii, Rectangle.

Sangaku Problem (An Old Japanese Theorem). Inradii, Carnot's theorem.

Proposed Problem 58: Right Triangle, Congruence, Perpendiculars.

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