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- 1. Multiple-choice30 seconds1 pt
What number is pi?
1.41
2.00
3.14
5.14
- 2. Multiple-choice30 seconds1 pt
When is pi used?
unlock your locker
to find your way home
area of a circle
tangent of a rectangle
- 3. Multiple-choice30 seconds1 pt
Another use for pi?
circumference of a circle
desert after dinner
triangle bisect line
square root
- 4. Multiple-choice30 seconds1 pt
What day is Pi Day?
March 14
December 25
October 31
January 1
- 5. Multiple-choice30 seconds1 pt
How old is the symbol for pi?
1,000 years
250 years
500 years
a billion years
- 6. Multiple-choice30 seconds1 pt
Who was born on pi day in 1879?
Albert Einstein
Mr. Conley
Mr. Tiscareno
Michael Jackson
- 7. Multiple-choice30 seconds1 ptWhat do you get when you divide the circumference of a Jack-o-Lantern by its diameter?PumpkinJack-o-LanternPumpkin PiPi in the Sky
- 8. Multiple-choice30 seconds1 ptWhat is the "formal" definition of pi?22/73.1415926the ratio of a circle's circumference to its diameterthe surface area of a sphere of diameter 22/7
- 9. Multiple-choice5 minutes1 ptHow many digits are in pi?10 trillion5 billioninfinitea lot
- 10. Multiple-choice1 minute1 pt
The equation C = πd, is used to find the circumference of a circle given it's diameter. This formula can be rearranged to solve for pi. Which equation is written correctly to solve for pi?
Ï€ = Cd
π = C ÷ d
π = d ÷ c
Ï€ = C - d
- 11. Multiple-choice1 minute1 pt
Which of these ratios is the closest approximation of pi?
13/4
16/5
19/6
22/7
- 12. Multiple-choice30 seconds1 pt
What are the first six digits of pi?
314157
3141592
31415
314159
- 13. Multiple-choice30 seconds1 pt
What kind of decimal is pi?
Repeating
Irrational
Terminating
Rational
- 14. Multiple-choice30 seconds1 pt
What is the term "pi" or "Ï€" from?
The Italian Alphabet
The Greek Alphabet
Old Cave Drawings
The Old English Alphabet
- 15. Multiple-choice30 seconds1 pt
What is the formula to find the circumference of a circle?
Pi times radius squared
Two times Pi times diameter
Two times Pi times radius
Pi times diameter
- 16. Multiple-choice30 seconds1 pt
_____________ is the distance around the circle
circumference
center
radius
diameter
- 17. Multiple-choice30 seconds1 pt
_____________ is half of the diameter
circumference
center
radius
diameter
- 18. Multiple-choice30 seconds1 pt
_____________ is twice the radius
circumference
center
radius
diameter
