Pi Day

What are the first 10 digits of pi?

• 3.149580239

• 3.141592653

• 3.14592659

• 3.141567893

What is the formula for the circumference of a circle?

• 2πr²

• 2π²

• 2πr

• 2r²

What famous person's birthday is on Pi Day (March 14)?

• Albert Einstein

• Mr. Swiggum

• Pythagoras

• Beyonce

If the diameter of a circle is 42 meters, then what is the circumference?

• 162.97

• 131.95

• 23.63

• 3.14

Pi in irrational number. What does it mean for a number to be irrational?

• A number that cannot be expressed as a ratio of two whole numbers

• A number that can be expressed as a fraction

• It cannot be simplified

• It doesn't think clearly and logically.

How many zeros are in the first 31 numbers of pi?

• 2

• 9

• 1

• 0

Who is credited as the first to approximate the value of pi by using inscribed and circumscribed polygons?

• Mr. Swiggum

• Albert Einstein

• Archimedes

• Pythagoras

Which city has the zip code 31415?

• Austin, Texas

• Savannah, Georgia

• New York, New York

• Jersey City, New Jersey

What is the exact fraction that calculates pi?

• 98/13

• 76/4

• 22/7

• Pi is irrational, it cannot be made into an exact fraction.

What is the geometrical definition of pi?

• the ratio of the circumference and the diameter of a circle

• the ratio of the circumference and the radius of a circle

• the product of the radius and the diameter

• a dessert filled with sugary goodness