Pi Quiz
Questions: 16 · 10 minutes
1. Which four-digit block follows 3.14159265358979323846?
2643
3383
3832
2795
2. A circle’s circumference is 6π units. What is its area?
9π square units
12π square units
6π square units
36π square units
3. If a circle’s radius is doubled, how does its area change?
It remains the same
It becomes four times as large
It triples
It doubles
4. What digit comes immediately after 3.14159?
3
6
2
5
5. In the decimal 3.1415, which digit is in the hundredths place?
1
4
5
3
6. What does it mean to say that pi is irrational?
It cannot be approximated by a fraction
It has a decimal expansion that eventually repeats
It has no location on the number line
It cannot be expressed exactly as a ratio of two integers
7. Which sequence correctly lists the first ten digits of pi after the decimal point?
1415926538
1415926358
1415962535
1415926535
8. Which digit fills the blank in 3.141592653589_932?
5
7
8
9
9. A circular table has a diameter of 12 units. What is its circumference?
12π units
6π units
24π units
144π units
10. Which four digits accurately continue 3.141592653589793238462643383?
2384
3279
2795
5028
11. A circle has a radius of 3 units. What is its exact area?
3π square units
6π square units
12π square units
9π square units
12. Which four-digit block comes immediately after 3.1415926535?
7932
8979
5897
9323
13. What does pi represent in Euclidean geometry?
The ratio of a circle’s diameter to its radius
The ratio of a circle’s area to its circumference
The ratio of a circle’s circumference to its diameter
The ratio of a circle’s circumference to its area
14. Which digit completes 3.14159265_?
3
8
5
9
15. A pointer rotates through three-quarters of a complete turn. What angle does it cover in radians?
π/2 radians
3π radians
2π/3 radians
3π/2 radians
16. A wheel with a diameter of 0.5 meter completes one full revolution without slipping. How far does it travel?
0.25π meter
π meter
0.5π meter
2π meters