It has a triangle and a square.
A pyramid has 5 shapes 4 triangles and 1 square.
A square pyramid has a square base and four congruent triangular faces.
there are 4 triangles in a square pyramid.
A triangle and a square. The base of a pyramid is a square.
triangles
A square and and a triangle
2 shapes; 1 square base and 4 triangles.
Triangles. The base is clearly a square.
isosceles triangles
A cube and a square based pyramid
4 triangles and 1 square.
A pyramid has a triangle for each side of the base, thus for a square pyramid you'll need one square (for the base) and 4 triangles.