We need to associate our 9 contents with the nine words/phrases presented.
The phrases and words are:
- element of a set- integers- irrational numbers- natural numbers- perfect square- radical- radicand- square root- whole numbers
The squares are numerated, then, I'm going to answer each one in order.
1.
In the first square, we have an arrow pointing to the number inside of the square root, and this number is called radicand.
radicand is our first word.
2.
For the second square, we have pi and the square root of 3, and both numbers are examples of irrational numbers.
The second phrase is irrational numbers.
3.
In the third square we have a set with all the positive integers plus zero, which is the set of the whole numbers.
The third phrase is whole numbers.
4.
In the fourth square we have an example of a square root.
The fourth phrase is square root.
5.
In the fifth square, we have an arrow pointing to the "structure" of the square root, and this is called the radical.
The fifth word is radical.
6.
In the sixth square, we have an example of a perfect square. A perfect square is an integer that is the square of an integer.
The sixth phrase is perfect square.
7.
In the seventh square, we have a set with all integers.
The seventh word is integers.
8.
In the eighth square, we have the set of whole numbers, except zero, which gives us the set of natural numbers.
The eighth phrase is natural numbers.
9.
Finally, the last square have an arrow pointing to the number '3', which is one element of the set of whole numbers in this case.
The last word is element of a set.
Our list ends up to be:
1. Radicand
2. irrational numbers
3. whole numbers
4. square root
5. radical
6. perfect square
7. integers
8. natural numbers
9. element of a set