Assertion: tetrahedron's face | /r/HasProperty | isosceles triangles
Facets:
value: with areas of 436800
type: OTHER
Source sentences:
text: Here it says their faces are isosceles triangles, but MathWorld says it means that opposite edges have the same length.
text: Each Face is an isosceles triangle.
text: One example has one edge of 896, the opposite edge of 990 and the other four edges of 1073; two faces are isosceles triangles with areas of 436800 and the other two are isosceles with areas of 47120, while the volume is 124185600.
text: When the faces of a disphenoid are isosceles triangles, it is called a tetragonal disphenoid.
text: The faces are isosceles triangles with one obtuse and two acute angles.
text: The faces are isosceles triangles with one obtuse and two acute angles.