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Congruent Segment Surprise
Autor:
Ted Courant
Given two semi-circles inscribed in a square, construct two segments, and connect their respective intersections, as shown.
GeoGebra
Show that the Red and Blue segments are congruent and perpendicular.
Nuevos recursos
Matrices - Basic Terminology
Conditions for Parallel Lines
Vectors: Addition and Subtraction - The Parallelogram Law
Loyd's Two-Greek-Crosses-to-a-Square Dissection
Erdős's problem #503, n=3
Descubrir recursos
Simplicity
Let's make 3D shapes
Quadrilaterals
สามเหลี่ยมพีทาโกรัส
Parallelogram 3 side congruent
Descubre temas
Puntos Notables
Rectas
Área
Cálculo
Programación Lineal