toroid
It is a tetrahedron which is a triangular based pyramid
A tetrahedron.
A cylinder
tree
Triangular prism
toroid
The mathematical name is a sector.
How about 'triangular'
Triangular Numbers series.The nth triangular number can be calculated by using the formula:n(n+1)/2
How about 'triangular'
"triangular" is an adjective, not a noun. So there is no object such as "the triangular". The triangular WHAT?
it is also called a triangular prism
It is a triangular prism
A triangular pyramid is called a Tetrahedron ■
Trapezium, or triangular pyramid * * * * * A triangular pyramid, yes. But not a trapezium since that does not have four triangular faces.
It is a tetrahedron which is a triangular based pyramid