3D Geometry (1)

How many identical cubes did Tom and Jerry use to build the two models as shown in the picture?

• 23

• 25

• 27

• 26

• 24

Which structure is built using 10 cubes?

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Five shapes are made by gluing cubes together face to face. Which shape uses the most cubes?

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Mary made a shape using some white cubes and 14 grey cubes. How many of these grey cubes cannot be seen in the picture?

• 4

• 5

• 6

• 7

Mickey has a floor plan of a castle as shown in the picture. Which one of the followings represents the castle as described in the floor plan?

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The picture shows a group of building blocks and a plan of the same group. Some ink has dripped onto the plan. What is the sum of the numbers under the ink blots?

(a)  

What does "Structure" mean?

• Bản vẽ

• Các khối lập phương giống nhau

• Mô hình

• Hình chữ nhật

What does "floor plan" refer to?

• Bản vẽ mặt đáy

• Trần nhà

• Mặt bên của hình khối

• Hình ảnh phản chiếu

What is the meaning of "Smallest area" in geometry?

• Diện tích khu vực

• Diện tích nhỏ nhất

• Hình trải phẳng

• Mô hình thu nhỏ

What does "opposite" mean in this context?

• Giống nhau

• Đối diện

• Bên cạnh

• Ở trên