ThatQuiz 试题库 现在参加这个测试
7.N.2 & 7.N.3 Rational and Irrational Numbers & the Number Line
供稿人: Warren
Is the number π (pi) irrational or rational?


Rational
Irrational
Pi is an irrational number.

Why?
Pi equals 3.14
Pi is approximately 3.14, but its digitscontinue indefinitely without repeating.
Pi equals 3
Pi equals 22/7
Pi equals 3.1
3.10
Pi is approximately 3.14, but its digitscontinue indefinitely without repeating.
It would be closer to approximate pi to:3.14159265358979323846264338...
Where would you plot pi on a number line?
3.11
3.12
3.13
3.14
3.15
3.16
3.17
3.18
3.19
3.20
Is 11/4 irrational or rational?
irrational
rational
0
Where would you plot 11/4 on a number line?
1
2
3
4
5
6
7
8
9
10
Is √9 irrational or rational?
irrational
rational
0
Where would you plot √9 on a number line?
1
2
3
4
5
6
7
8
9
10
Is √2 irrational or rational?
irrational
rational
0
Where would you plot √2 on a number line?
1
2
3
4
5
6
7
8
9
10
Is -5/3 irrational or rational?
irrational
rational
-5
Where would you plot -5/3 on a number line?
-4
-3
-2
-1
0
1
2
3
4
5
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