Question

which is the longest building in world​

Answer 1

Answer:

Burj kahlifa in dubai  is the current tallest building in the world

it is of height 828m.

Explanation:

Answer 2

Answer:

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⭐☆Burj Khalifa

⭐☆Height- 828 m, 830 m to tip

Explanation:

⭐☆At over 828 metres (2,716.5 feet) and more than 160 stories, Burj Khalifa holds the following records: Tallest building in the world. Tallest free-standing structure in the world. Highest number of stories in the world.