Exercise 1.3 (Properties of 3D objects)

Exercise 1.3

A. Choose the correct answer.

1. A cuboid has ___________ edges.

a) 6

b) 8

c) 12

Answer: c) 12

2. The shape of a dice is like a ___________ .

a) cuboid

b) cube

c) sphere

Answer: b) cube 

3. A ___________ has a curved surface and two plane faces.

a) cylinder

b) cone

c) sphere

Answer: a) cylinder 

4. I have one vertex and one plane face. I am a ___________ .

a) cone

b) cylinder

c) sphere

Answer: a) cone 

5. A cube has ___________ vertices.

a) 8

b) 12

c) 6

Answer: a) 8