Practically, the whole building is built around the cylinder shape.
burj khalifa is cubeboid
There is a Burj Dubai paper model, but there is no tutorial to it. *see the related link
20 billion
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
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.
The Shapes We Make was created on 2007-05-08.
Make 5 shapes using Tangrams.
Because your grammar was horrible
Tangrams
9 shapes
5000