Challenge of the Pi number

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Answer the questions below. The first three ranked will be awarded (deadline July 22, 2021)

1. Which expression is used to determine the area of a circle? *

π×r²

π×d

2×π×r

2. What year was Pi Day made a holiday, and by who? *

Larry Shaw in 1988

Mrs. Horch in 1977

Philbert Johnson in 1988

Larry Shaw in 1976

3. What is the area of a circle that has a diameter of 10? *

100π

25π

20π

10π

4.March 14 is also whose birthday? *

Newton

Einstein

Thales

Fibonacci

5. If 6 < x < 6,29, then x= *

π²

2π

4π

6.A clock shows 4 o'clock. The angle between the clockrates is... *

90°

120°

60°

180°

7. Which curve (red or blue) is longer ? *

red < blue

red = blue

red > blue

red = 2.blue

8. π is best described as what type of number?

natural number

integer number

irrational number

rational number

Clear selection

9. Which of these fractions is closest to π ? *

21/8

22/7

45/16

5/3

10. On what date is the approximate day of the number Pi celebrated? *

July 22

March 14

Specify Name - your first name and school. ..... Good luck everyone! *

Submit

Clear form

Never submit passwords through Google Forms.

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms