Discovering Pi

By. Max & Katie

What you Need

Find a round object, something you can you to Find a round object, something you can you to tie around it e.g a string which we used, and a tie around it e.g a string which we used, and a ruler. ruler.

First Step

Start by taking your round object and tying Start by taking your round object and tying the string around it. Hold it tight and make the string around it. Hold it tight and make sure it does not slip. Mark the spot where it sure it does not slip. Mark the spot where it meet the beginning of the string. meet the beginning of the string.

Second.

Now measure the length. This is your Now measure the length. This is your circumfrence. circumfrence.

Third Step

Take your ruler again and measure the height Take your ruler again and measure the height of the object. This is your diameter. of the object. This is your diameter.

Fourth.

Now divide the circumference by the diameter. Now divide the circumference by the diameter.

Fifth

Is this number you got close to pi? If so you Is this number you got close to pi? If so you did this correctly. did this correctly.

Phi? What is Pi?

Pi is 3.14 Pi is 3.14