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Isosceles Tetrahedron
作者：
Steve Phelps
A tetrahedron with congruent opposite edges is an
ISOSCELES TETRAHEDRON
.
GeoGebra
最新資源
Tetrahedron String Art
Neuberg's Theorem
רישום חופשי
兩位數的位值
Select an object for a time to start a command. Light
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Maths Resources
Teorema de Tales
Angle at the circumference
Animation 246
Reflections_Ex1
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