Practically, the whole building is built around the cylinder shape.
20 billion
There is a Burj Dubai paper model, but there is no tutorial to it. *see the related link
By bracing it with triangular shapes.
Burj Khalifa has been designed to be the centrepiece of a large-scale, mixed-use development that will include 30,000 homes, nine hotels such as The Address Downtown Dubai, 3 hectares (7.4 acres) of parkland, at least 19 residential towers, the Dubai Mall, and the 12-hectare (30-acre) man-made Burj Khalifa Lake.
criss cross patterns,or vertical
During the construction and maintenance of the Burj Khalifa, some of the plumbing challenges faced include the need for high-pressure water supply to reach the upper floors, ensuring proper drainage and sewage systems, and maintaining water temperature control in such a tall building. Additionally, the complexity of the building's design and the sheer height of the structure can make plumbing installations and repairs more difficult and time-consuming.
If you stretch The Great Wall of China to make it straight, it is longer than the USA. If you leave it like it is now, it isn't longer.
Because your grammar was horrible
Make 5 shapes using Tangrams.
The Shapes We Make was created on 2007-05-08.
Tangrams
5000