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Congruent Segment Surprise
Author:
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.
New Resources
Witch of Agnesi - A Classical Construction
Rotating Points (Optical Illusion)
"Compressed" Astroid as Envelope
Isosceles Triangle: Quick Construction
Teorema Japonês para quadriláteros inscritos em uma circunferência
Discover Resources
Intro the Cosine FUnction
day 71
Invalid problem
Pouring Water Into a Cylinder
Cone 22
Discover Topics
Median Value
Algebra
Piecewise Functions
Step Functions
Terms