Perfect Squares

1. What is the square root of 225?

10

25

20

15

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 225 is 15 because 15 multiplied by 15 equals 225.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 225 is 15 because 15 multiplied by 15 equals 225.

2. What is the square root of 196?

14

16

12

18

The correct answer is 14 because when 14 is multiplied by itself (14 x 14), it equals 196.

Explanation

The correct answer is 14 because when 14 is multiplied by itself (14 x 14), it equals 196.

3. What is the square root of 169?

17

11

15

13

The square root of 169 is 13 because 13 multiplied by itself (13 x 13) equals 169.

Explanation

The square root of 169 is 13 because 13 multiplied by itself (13 x 13) equals 169.

4. What is the square root of 144?

8

10

12

14

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 12 x 12 equals 144, making 12 the correct square root of 144.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 12 x 12 equals 144, making 12 the correct square root of 144.

5. What is the square root of 121?

15

10

11

12

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 121 is 11, because 11 * 11 = 121.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 121 is 11, because 11 * 11 = 121.

6. What is the square root of 100?

10

15

5

12

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 10 multiplied by 10 equals 100.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 10 multiplied by 10 equals 100.

7. What is the square root of 81?

12

9

7

10

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 9 multiplied by 9 equals 81, making 9 the square root of 81.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 9 multiplied by 9 equals 81, making 9 the square root of 81.

8. What is the square root of 64?

10

12

6

8

The correct square root of 64 is 8 because 8 multiplied by 8 equals 64.

Explanation

The correct square root of 64 is 8 because 8 multiplied by 8 equals 64.

9. What is the square root of 49?

8

10

6

7

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 7 multiplied by 7 equals 49.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 7 multiplied by 7 equals 49.

10. What is the square root of 36?

6

10

8

4

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 36 is 6 because 6 x 6 = 36.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 36 is 6 because 6 x 6 = 36.

11. What is the square root of 25?

5

4

7

6

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 5 multiplied by 5 equals 25, making 5 the square root of 25.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 5 multiplied by 5 equals 25, making 5 the square root of 25.

12. What is the square root of 16?

2

4

6

8

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 16 is 4 because 4 x 4 = 16.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 16 is 4 because 4 x 4 = 16.

13. What is the square root of 9?

6

5

2

3

The square root of 9 is the value which, when multiplied by itself, gives the result of 9. Therefore, the correct answer is 3.

Explanation

The square root of 9 is the value which, when multiplied by itself, gives the result of 9. Therefore, the correct answer is 3.

14. What is the square root of 4?

4

2

3

1

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 4 is 2 because 2 x 2 = 4.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 4 is 2 because 2 x 2 = 4.

15. What is the square root of 1?

2

0

1

-1

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 1 is 1, since 1 multiplied by 1 equals 1. The incorrect answers provided do not satisfy this condition.

Explanation

The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, the square root of 1 is 1, since 1 multiplied by 1 equals 1. The incorrect answers provided do not satisfy this condition.