#### Fill in the blanks:

(i) A solid made up of polygonal regions is called ………

(ii) Polyhedrons which are not convex are called ………

(iii) A polyhedron is said to be ……… if all of its faces are regular polygons and the same number of faces meet at each vertex.

(iv) A polyhedron whose base and top are congruent polygons and whose lateral faces are parallelograms in shape is called a ………

(v) A prism whose base and top are congruent hexagon is called a ………

(vi) A polyhedron whose all lateral faces are triangles is called a ………

(vii) A triangular pyramid is also known as ………

(viii) A rectangular prism is also known as ………

(ix) The polygonal regions forming a polyhedron are called ………

**Solution:**

**More Solutions:**

- Match the objects with their shapes
- For each of the given solid, the two views are given. Match them
- For the given solid, identify the front, side and top views
- For each of the given solid, the three views are given
- For each given solid, identify the top view, front view and side view.
- Draw the front view, side view and top view of the given objects