# I Want more Ribbon!!!

Suppose u take a long ribbon and wrap it tightly around the Earth at its equator.For this,u require a ribbon 40,070 km long.now u raise the ribbon from the surface of the Earth by 1 m.How much more ribbon would u require?Remember,the ribbon is raised not at one point on the Earth,but all around it equally.choose your answer: a: more than 1000 km b: more than 5000 km c: less than 10 km

I HOPE YOU CAN ALSO GIVE THE PRECISE ANSWER!BEST OF LUCK!

Note by Pgv Vishal
5 years, 9 months ago

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Way less ribbon than you might think.

- 5 years, 9 months ago

- 5 years, 9 months ago

Explanation: You take 40070 and divide it by pi(i used 3.14159) and get 12754.687912

so you get 12756.687912

and you multiply it by pi

and you get 40076.28318

subtract 40070

you get 6.28318

- 5 years, 9 months ago

First of all, you should be adding 2 m, not 2 km. Secondly, the answer is independent of the radius of the earth, making it the same for all circular object in the universe. Neat huh?

- 5 years, 9 months ago

- 5 years, 9 months ago

i am sorry,its not correct

- 5 years, 9 months ago