Yes exactly so a pyramid has 4 faces, 4 vertices and 6 edges
A tetrahedron.
A trapezium has 4 vertices and 4 edges or sides. It is a two dimensional figure so it has only one "face".
A rhombus is a plane (flat) figure so it has no faces. It has 4 edges and four vertices
2 faces, 4 edges, and 4 vertices 2 faces, 4 edges, and 4 vertices
Yes exactly so a pyramid has 4 faces, 4 vertices and 6 edges
B, 6 faces. it has 8 vertices and 12 edges.
A tetrahedron.
A trapezium has 4 vertices and 4 edges or sides. It is a two dimensional figure so it has only one "face".
A triangular pyramid.
A tetrahedron.
A rhombus is a plane (flat) figure so it has no faces. It has 4 edges and four vertices
A triangular pyramid.
2 faces, 4 edges, and 4 vertices 2 faces, 4 edges, and 4 vertices
square
A triangular dipyramid (two tetrahedrons or triangular pyramids stuck together) has 9 edges and 5 vertices. A parallelepiped (including cuboid) has 12 edges and 8 vertices
A trapezium has 4 edges and 4 vertices.