# Question 1

Is cuboid a prism?

Solution:
Yes, because it has a rectangular cross-section throughout its length.

# Question 2

What is the key feature of a cuboid?

Solution:
Cuboid has six faces which are all rectangles

# Question 3

Is cube a prism?

Solution:
Yes, because it has a square cross-section throughout its length.

# Question 4

What is the key feature of a cube?

Solution:
Cube has six faces which are all squares

# Question 5

What is the key feature of a prism?

Solution:
The shape of its cross - section is same throughout its length.

# Question 6

What is the key features of a triangular prism?

Solution:
A prism with a triangular cross section.

# Question 7

How many faces, vertices, edges does a triangular prism have?

Solution:
Faces 5, Corners = 6, Edges = 9

# Question 8

What is the key feature of hexagonal prism?

Solution:
A prism with hexagonal cross-section.

# Question 9

How many faces, corners, Edges of hexagonal prism have?

Solution:
Faces = 8, corners = 12, Edges = 18.

# Question 10

What is the key feature of cylinder?

Solution:
A prism with circular cross-section

# Question 11

What is the key feature of sphere?

Solution:
Every point in the surface of the sphere is the same distance from the centre.

# Question 12

How many faces, vertices, edges does a sphere have?

Solution:
The normal definition of faces, corners, and edges are not appropriate for a sphere, because it is not a polyhedron.

# Question 13

What is the key feature of square based pyramid?

Solution:
A shape with square base and triangular sides that meet at a point.

# Question 14

Solution:
Faces = 5, Corners = 5, Edges = 8

# Question 15

Solution:
Four faces which are all equilateral triangles.

# Question 16

How many faces, corners and edges does a tetrahedron have?

Solution:
Faces = 4, Corners = 4, Edges = 6

# Question 17

What is the key feature of octahedron?

Solution:
Eight faces which are all equilateral triangles.

# Question 18

How many faces, corners find edges does a octahedron have?

Solution:
Faces = 8, Corners = 6, Edges = 12

# Question 19

Give some examples for prism.

Solution:
Triangular prism, hexagonal prism, cuboid and cube.

# Question 20

Identify the given views of the shoe:

Solution:
1. Front View
2. Top View
3. Side View.

# Question 21

Identify the given views of the toilet:

Solution:
1. Side View
2. Front View
3. Top View.

# Question 22

Identify the given views of the block:

Solution:
1. Left View
2. Top View
3. Right View
4. Front View.