Pi Day
On what day is Pi Day celebrated?
March 14
What nation was Einstein first a citizen of?
Germany
How do you calculate pi?
Circumference of a circle divided by the diameter
A circle has a circumference of 62.8 cm. What is the diameter?
20 cm
What kind of pie is "America's Dessert"?
Apple Pie
Why is Pi Day celebrated on the day that it is?
The date contains the first 3 digits of pi.
At what age did Einstein drop out of school?
15
What is 90 degrees in radians?
pi/2
A circle has a radius of 23 cm. Which of the following is the best estimate for the circumference of the circle?
144.44 cm
Name the kind of crust whose shape is most resembling that of woven fabric?
Lattice crust
Which important person was born on Pi Day?
Albert Einstein
What instrument did Einstein regularly play?
Violin
What date did pi officially be adopted?
A pothole has a radius of 9 inches. Which of the following best represents the distance around the pothole?
56.52
What was the first ever kind of pie?
Meat pie
What year was Pi Day first celebrated?
1988
What concept did Einstein include in his famous equation "E = mc^2"?
Special Relativity
From which language did the symbol of pi originate from?
Greek
Which of the following values is closest to the diameter of a circle with an area of 314 square inches?
10 inches
What kind of apple is best to use in an apple pie?
Granny Smith
Pi Day also occurs on the same day as what similarly named celebratory day?
National Pie Day
Which discovery gave Einstein the Nobel Prize?
Photoelectric effect
Name the first 20 digits of pi
3.1415926535897932384
Find the surface area of a sphere with the radius of 1.5 cm.
28.26 cm^2
Who made the first pies?
Egyptians