Pi Day Questions

• the ratio of the diameter of a circle to its radius

• the ratio of the radius of a circle to its diameter

• the ratio of the circumference of a circle to its diameter

• the ratio of the circumference of a circle to its radius

• the ratio of the diameter of a circle to its radius

• the ratio of the radius of a circle to its diameter

• the ratio of the circumference of a circle to twice its diameter

• the ratio of the circumference of a circle to twice its radius

• a rational number

• an irrational number

• an imaginary number

• none of these

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The first official Pi Day celebration occurred:

• in the year 1988 in San Francisco, California

• in the year 1999 in Washington, D.C.

• in the year 314 in Athens, Greece

• in the year 314 in Pi, China

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What year did the United States House of Representatives pass an official resolution to recognize March 14th as "Pi Day"?

• 1988 AD/CE

• 314 BC/BCE

• 1314 AD/CE

• 2009 AD/CE