A triangular pyramid. This is one where all the faces are triangles - a three-sided base, from which three triangular faces rise to a single point - the apex.
A two-dimensional shape with three sides is a triangle. A three-dimensional shape with three faces is a cylinder.
A three-dimensional figure with 30 faces is called a triacontahedron.
surface area
One - a rectangle is a flat shape - not a three dimensional object !
A three-dimensional shape with eight triangular faces is called an octahedron.
A three-dimensional figure or shape, such as a tetrahedron, has four faces. These faces are equilateral triangles. A tetrahedron also has four vertices and 6 edges.
A triangular prism.
The shape is a triangular prism. This is a 3-dimensional polygon with two ends that are triangles and three rectangular sides connecting them.* * * * *FYI, a 3-dimensional polygon is known as a polyhedron.
A triangular pyramid. This is one where all the faces are triangles - a three-sided base, from which three triangular faces rise to a single point - the apex.
A tetrahedron is a 3 dimensional shape bounded by 4 triangular faces. It has 4 vertices and six edges. Three faces meet at each vertex so that the shape is self-dual.
A two-dimensional shape with three sides is a triangle. A three-dimensional shape with three faces is a cylinder.
triangular prism
It is a triangular prism
It is a three-dimensional shape with twelve faces.
If the triangles are congruent then it is a triangular-based prism.
The three-dimensional shape consisting of 4 triangles is called a pyramid, or a triangular prism.