#### Write the number of faces, vertices and edges of a

(i) hexagonal pyramid

(ii) octagonal pyramid

(iii) decagonal pyramid

(iv) nonagonal pyramid

(v) heptagonal prism

(vi) decagonal prism.

**Solution:**

#### Give three examples of 3-dimensional shapes around you which are the combinations of 2 or more 3-dimensional shapes.

**Solution:**

#### Give two examples of solids which are not polyhedrons.

**Solution:**

**More Solutions:**

- Which of the following is not a 2-dimensional shape?
- How many parallel and congruent faces does a cylinder have?
- Which amongst the following is not a polyhedron?
- The number of triangular faces of a triangular prism is
- In a polyhedron F = 5, E = 8, then V is
- Which of the following nets can be folded to form a cone?