The Story of Redefining Pi and Squaring the Circle

The Story of Redefining Pi and Squaring the Circle

Assessment

Interactive Video

Mathematics, History

9th - 12th Grade

Hard

Created by

Aiden Montgomery

FREE Resource

Dr. James Grime and Brady Haran discuss a historical attempt to redefine pi to 3.2 by Edwin Goodwin in 1897. Goodwin, an amateur mathematician, believed he solved the ancient problem of squaring the circle and sought to pass a bill in Indiana to recognize his discovery. The bill passed the House of Representatives but was stopped in the Senate after intervention by Professor Waldo, who educated the senators on the mathematical error. The video also touches on Ramanujan's approximation solutions and concludes with a teaser for a future video on squaring the circle.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was Edwin Goodwin's claim about pi in 1897?

Pi is exactly 3.14

Pi is exactly 3.2

Pi is an irrational number

Pi is exactly 3.14159

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did Edwin Goodwin want to achieve with his mathematical proof?

To publish a book

To redefine the value of pi globally

To copyright his proof and earn royalties

To become a famous mathematician

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How did the Indiana House of Representatives initially respond to Goodwin's bill?

They sent it to a mathematician for review

They postponed the decision

They passed it unanimously

They rejected it

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who was the mathematician that intervened during the bill's discussion in the Senate?

Brady Haran

Dr. James Grime

Ramanujan

Professor Waldo

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the outcome of the bill when it reached the Senate?

It was approved unanimously

It was passed with amendments

It was rejected after some jokes

It was sent back to the House

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mathematical problem known as 'squaring the circle'?

Finding a circle with the same circumference as a square

Finding a circle with the same diameter as a square

Finding a square with the same area as a circle

Finding a square with the same perimeter as a circle

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did Ramanujan contribute to the problem of squaring the circle?

He proved it was impossible

He ignored the problem

He found an exact solution

He provided a close approximation

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