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Pi Day CHALLENGE

Last updated over 1 year ago
10 questions
Read the Newsela articles to learn about the history and context of Pi Day! 🥧 🔵 🗓️
Newsela articles:
  • What is Pi Day?
  • Celebrate math with pi (and maybe some pie)
  • The search for the value of pi
Required
1

What is the mathematical constant represented by the symbol π (pi)?

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1

Which ancient civilization is credited with one of the earliest known approximations of the value of π?
Photo: Wikimedia Commons

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1

Which dessert is most commonly associated with this day?

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1

Which Greek letter is used to represent the mathematical constant π?

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1

Pi is an irrational number.

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1
The value of _______ (π) rounded to two decimal places is _______ .
1

What is the relationship between the circumference of a circle and its diameter?

Required
1

Match the following individuals with their contributions to the understanding and calculation of pi.

Draggable itemCorresponding Item
Liu Hui
Introduced the concept of pi as the ratio of a circle's circumference to its diameter
Zu Chongzhi
Calculated pi to an accuracy of 7 decimal places using inscribed and circumscribed polygons
Christoph Grienberger
Proposed the most accurate method for the calculation of pi using polygons
Archimedes
Approximated pi as 3.1416 and calculated the value of pi to five decimal places using a polygonal algorithm
Isaac Newton
Developed a series expansion formula involving inverse trigonometric functions to calculate pi
Required
1

In what ways can π be used in real-world scenarios?
Photo: Manfred Werner/Wikimedia Commons

Required
1

Why is Pi Day celebrated on March 14th?