A regular octahedron.
A regular octahedron.
no. Equilateral triangles have all equal sides. Isoceles triangles only have 2 congruent sides. Isosceles triangles have 2 equal sides.
Triangles are equilateral triangles only when all of their 3 sides are equal in lengths.
Equilateral triangles have 3 equal sides whereas isosceles triangles have only 2 equal sides
3 because equilateral triangles are triangles that have 3 congruent sides.
What polyhedron has eight sides and all of the are equilateral triangle?
Octahedron- A polyhedron with eight faces. All faces of a regular octahedron are congruent, equilateral triangles.
Tetrahedron, icosahedron.
A regular octahedron.
The plural of "polyhedron" is "polyhedra." There are only 5 regular polyhedra:Tetrahedron, 4 sides, all equilateral trianglesCube (or hexahedron), 6 sides, all squaresOctohedron, 8 sides, all equilateral trianglesDodecahedron, 12 sides, all equilateral pentagonsIcosahedron, 20 sides, all equilateral triangles
The plural of "polyhedron" is "polyhedra." There are only 5 regular polyhedra:Tetrahedron, 4 sides, all equilateral trianglesCube (or hexahedron), 6 sides, all squaresOctohedron, 8 sides, all equilateral trianglesDodecahedron, 12 sides, all equilateral pentagonsIcosahedron, 20 sides, all equilateral triangles
Tetrahedron, Hexahedron(cube), Octahedron, Dodecahedron, and Icosahedron
Maltese or Iron Cross!
no. Equilateral triangles have all equal sides. Isoceles triangles only have 2 congruent sides. Isosceles triangles have 2 equal sides.
Triangles are equilateral triangles only when all of their 3 sides are equal in lengths.
Equilateral triangles have 3 equal sides whereas isosceles triangles have only 2 equal sides
3 because equilateral triangles are triangles that have 3 congruent sides.