Question

what is one of the tallest building in the world​

Answer 1

Answer:

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Burj Khalifa

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What will be the tallest building in 2020?

Jeddah Tower

When the 3,280-feet-tall (1,000-meter-tall) Jeddah Tower, in Saudi Arabia, opens in 2020, it will knock Dubai's iconic Burj Khalifa off its throne as the tallest skyscraper in the world by 236 feet (72 meters). Construction of the landmark is estimated to cost $1.4 billion.

Answer 2

Burj Khalifa

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What will be the tallest building in 2020?

Jeddah Tower

When the 3,280-feet-tall (1,000-meter-tall) Jeddah Tower, in Saudi Arabia, opens in 2020, it will knock Dubai's iconic Burj Khalifa off its throne as the tallest skyscraper in the world by 236 feet (72 meters). Construction of the landmark is estimated to cost $1.4 billion.