Wolfram Demonstrations Project
High School Geometry
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Demonstrations 121 - 140 of 308
Decomposition of the Tetrahedron into Four Congruent Symmetrical PartsBottema's TheoremHjelmslev's TheoremBennett's Octagon-to-Square DissectionViviani's Theorem
Decomposition of the Tetrahedron into Four Congruent Symmetrical Parts
Bottema's Theorem
Hjelmslev's Theorem
Bennett's Octagon-to-Square Dissection
Viviani's Theorem
The Three-Chord LemmaThe Chordal TheoremSecant Intersection with Two Internally Tangent CirclesHow the Altitude Divides the HypotenuseUnfolding Polyhedron Nets
The Three-Chord Lemma
The Chordal Theorem
Secant Intersection with Two Internally Tangent Circles
How the Altitude Divides the Hypotenuse
Unfolding Polyhedron Nets
Dividing a Right Triangle by the Altitude to the HypotenuseBradley's Two-Triangles-to-One DissectionThe Area of a Triangle as Half a RectangleInscribed Angles That Intercept the Same ArcNets of Polyhedra
Dividing a Right Triangle by the Altitude to the Hypotenuse
Bradley's Two-Triangles-to-One Dissection
The Area of a Triangle as Half a Rectangle
Inscribed Angles That Intercept the Same Arc
Nets of Polyhedra
Bézier Curve Approximation of an ArcTangent CirclesDivision of the Opposite Side by an Angle BisectorEqually Distant ChordsSide Lengths Opposite Unequal Angles
Bézier Curve Approximation of an Arc
Tangent Circles
Division of the Opposite Side by an Angle Bisector
Equally Distant Chords
Side Lengths Opposite Unequal Angles

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