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A 3D generalization of Viviani's theorem
Author:
Zoltán Kovács
For a point in an isosceles tetrahedron the sum of distances to the faces is constant. See also the
"Cut The Knot" page
.
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bewijs stelling van Pythagoras
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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