It can be a square or a rectangle
A sphere- there are no faces, edges or vertices
A trapezium is a quadrilateral and so has four sides and four vertices.
Any shape with two or more vertices can have one or more pairs of equal angles. The simplest of these is a symmetric lenticular shape with just two vertices.
an isosceles triangle
none, the three sides meet so there are no parallel sides but all the sides are equal.
A sphere- there are no faces, edges or vertices
Yes, the Platonic solids (excluding the sphere which does not have vertices).
Yes, a prism has an even number of vertices. A prism is a three-dimensional shape with two parallel and congruent polygonal bases connected by rectangular or parallelogram faces. The number of vertices in a prism is equal to the number of vertices in its bases plus the number of vertices in the lateral faces. Since each base has an equal number of vertices, and the lateral faces have an even number of vertices, the total number of vertices in a prism is always even.
A cube
A trapezium is a quadrilateral and so has four sides and four vertices.
Square
Any shape with two or more vertices can have one or more pairs of equal angles. The simplest of these is a symmetric lenticular shape with just two vertices.
an isosceles triangle
If it has four equal sides, then two parallel sides implies two PAIRS of parallel sides. The shape is a rhombus.
4 sides, 4 vertices, 2 equal angles, 2 pairs of equal sides
The semi circle is a shape which has 1 line of symmetry 1straight side 0 equal length sides 0 parallel sides 2 vertices 0 diagnals
No. The sides of a shape don't need to be equal in length to be parallel.