...Beauty, cleaning, DIY tips and more - free to join!
   Login   Contact us   Site map   Puzzle Club   Ask a question    Newsletter

Proof

proof that circumference is equal to 2 pie r square
Question asked by: dollytbabe

Asked on: 04 Jun 2010

Create a circle from a piece of string. Measure what the radius is.

Then work out what the length must be from two x pi x radius.

Now stretch the circle back out to a straight line of rope and you will see that it worked.

By: daveyc
Replied at: 06 Jun 2010
Rate Answer
Comment or provide your answer to this question
No comments have been added to this question "Proof".
Ask a New Question

Find out more about Maths

Maths Questions and Answers

probability Questions and Answers

Next question: parabola


Become a Member! It's Free >>>

Share on Facebook: On Twitter: TwitterTweet this!

Question Keywords

proof  

More Questions:

Help Me
What Do The Angles In A Triangle Add Up To?
What Is The Weight Of A Steel Plate
How Many 1s In 121
Xiuli Had $459 Yuli Had $1560.after Both Of Them Had Spent An Equal Amount Of Money,xiuli Had 1/4 As Much As Yuli.how Much Did Yuli Spent?