Question

Let’s make a birthday cap using cardboard for your brother/sister on his/her birthday. Also prepare three same size gift boxes of cubical shape for him/her. Now place these boxes on floor adjacent to each other. Now answer the following questions:-। Q1. Name the shape of the birthday cap. And find the number of edges, vertices & faces of this cap? Q2. Observe the cubical boxes which you have put on the floor and tell the number of faces of each cubical box which you can visualize? Also name the shape which has been formed by putting these three boxes on the floor?​

Answer 1

Answer:

Q1

Cone

It have only 1 edge

Q2

11 sides

and it forms a rectangle

Hope it helps✌✌

Answer 2

Solution:

Part Q1).

Draw the shape of the cap.

Understand that, the cap is conical in shape and has 2 faces, 1 edge and 1 vertix.

Part Q2).

Know that from the question, the boxes are cubical in shape.

Therefore, the gift box will have 6 faces, 12 edges, and 8 vertices.

Note that from the question, the three cubical boxes are kept adjacent to each other and the shape made after combing all the boxes is a cuboid.

Understand that a cuboid has 6 faces, 12 edges, and 8 vertices.