Pi Day Quiz

When did Pi Day become the International Day of Mathematics?

• March 2009

• March 2015

• March 1988

• November 2019

Why was March 14th chosen as the International Day of Mathematics?

• It's the only day that was available

• Because pi starts with the number 3.14

• It's the day the concept of mathematics was introduced

• It's the day pi was discovered

What does pi represent in mathematics?

• The volume of a sphere

• The ratio of a circle's diameter to its circumference

• The area of a square

• The ratio of a circle's circumference to its diameter

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CCSS.HSG.GMD.A.1

Pi is considered what type of number?

• Imaginary

• Whole

• Irrational

• Rational

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CCSS.8.NS.A.1

Who was the first to use an algorithm to calculate pi?

• Archimedes

• Leonhard Euler

• Johann Heinrich Lambert

• Ferdinand von Lindemann

In what year did Leonhard Euler assign the symbol π to pi?

• 1737

• 1767

• 1882

• 1894

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CCSS.HSG.GMD.A.1

What did Ferdinand von Lindemann prove about pi?

• It is transcendental

• It is an imaginary number

• It is a rational number

• It can be exactly calculated

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CCSS.8.NS.A.1

What does 'squaring the circle' metaphorically mean today?

• Doing the impossible

• Finding the perfect circle

• Drawing a perfect square

• Calculating the area of a square

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CCSS.RI.7.4

CCSS.RI.8.4

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CCSS.RI.9-10.4

Who is considered the Prince of Pi?

• Larry Shaw

• Edwin Goodwin

• Emma Haruka Iwao

• Akira Haraguchi

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CCSS.RF.3.3B

CCSS.RF.3.3C

CCSS.RF.3.3D

CCSS.RF.4.3A

CCSS.RF.5.3A

How many decimal places of pi did Emma Haruka Iwao calculate in March 2019?

• 3.14 million
• 31.4 billion
• 31.4 trillion
• 314 trillion

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