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Q: How many 30cm rulers would you need to measure the circumference of the world?
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Related questions

How many rulers would it take to measure titanic?

a lot


How would a plumber measure the diameter of a pipe?

They can measure the circumference of the pipe and divide it by pi or 3.14 to get an approximate answer


What would you use to measure the width of a ladybug?

One of those mini rulers


What tool would be the best in measuring the circumference of your waist?

A cloth tape measure.


How do you measure the circumference of a cirlcle?

You need to measure it with something flexible, like a string.If you know for sure it is a circle, it would be easier to measure the diameter, then multiply by pi.


How could you determine the circumference of a large tree trunk?

Your question presumes that tree trunks are all circular. If you happen to find a circular tree trunk, you would measure around it to find the circumference. If the tree trunk is not circular, you will not be able to find the circumference but, you can measure around it to determine its perimeter.


What is the circumference of a shark?

The circumference of a shark is the distance or measurement it is around. If you take a tape measure, put it by the fin that sticks out of the water, wrap it around (by its stomach) until it touches where you started, get a reading on the tape, that would be the circumference.


Can a bowling ball be measured with a ruler?

It would depend on what you measured, it would be challenging to measure the circumference, but the radius, length or width would be easy.


Why would you use a formula to determine the circumference of a circle rather than measuring the circumference?

Because the circumference of a circle isn't a straight line its hard to measure, even if you have a flexi-ruler, your never going to be able to line it up to get an exact measurement. Therefore its much easier to measure the diameter and use the formula


What do you use to measure the circumference of the globe?

Well you can use many different tools but i would first find the radious


Should all our length be measured to the same decimal point?

No. You would use different units of measurement. You would measure the size (circumference) of your waist (for trousers) in centimetres. You would not measure the distance to the moon in centimetres!


What would you use to measure the circumference of a tree?

A flexible tape measure is best. A string will do also. Just wrap the string around the tree until it doubles up on its self, then measure the string.