Checking Perfect Square by Unit Digit

Q. 9000 is a perfect square because 9 is the square of 3.

1. True
2. False

Q. What is the square root of 55

Q.

Write the correct answer from the given four options.

A number ending in $9$ will have the unit's place of its square as

a) $3$
b) $9$
c) $1$
d) $6$

Q. Find the square root of only iota

Q. How to find square root of a number?

Q.

Match the numbers with their squares.
Numbers Square
1. 16 a. 361
2. 23 b. 256
3. 19 c. 625
4. 25 d. 529

1. 1-d 2-b 3-c 4-a

2. 1-a 2-c 3-b 4-d

3. 1-c 2-d 3-c 4-a

4. 1-b 2-d 3-a 4-c

Q. Find the least number that must be added to 1500 so as to get a perfect square. Also find the square root of the perfect square.

Q. Integration of (sinx-tanx) square

Q. What is perfect square

Q. $(1965{)}^2=?$

1. 3961254

2. 3861286

3. 3562341

4. 3861225

Q.

For a square KLMN, which of the following statements is not correct?

1. 

2. 

3. 

4. 

Q. find the least number of four digits which is a perfect square

Q. Integrate: dx/a square+x square

Q.

How many zeroes will ${19000}^2$ have at the end?

1. 3

2. 4

3. 5

4. 6

Q. Match the following with the units digits in their squares.

1. 4
2. 6
3. 9
4. 1

Q. Which of the following numbers are not perfect squares?

1. 81
2. 257
3. 121
4. 4592
5. 2433
6. 625
7. 6098
8. 5050
9. 64

Q.

Which of the following will have 1 in its unit's place?

1. ${161}^2$

2. ${77}^2$

3. ${82}^2$

4. ${123}^2$

Q.

Which of the following is not a perfect square?

1. 15129

2. 44521

3. 49284

4. 26387

Q. What will be the units digit of the square of the following numbers?

1. 39
2. 42
3. 53
4. 1
5. 4
6. 9

Q. Which of the following cannot be a perfect square?

1. 256
2. 682
3. 72398
4. 625
5. 529
6. 5143
7. 27
8. 4000

Q. Which of the following is not a perfect square?

1. 576
2. 484
3. 529
4. 382

Q. Which of the following is not a perfect square?

1. 484
2. 382
3. 576
4. 529

Q. Which of the following is not a perfect square?

1. 529
2. 576
3. 382
4. 484

Q.

Just by looking at the numbers, identify which of the following cannot be a perfect square.

1. 382

2. 484

3. 576

4. 529

Q.

If the number has 1 or 9 at its unit place, then its square will always have ___ in its unit place.

1. 3

2. 1

3. 9

4. Both 1 and 9 are possible

Q.

Find the square of 39.

1. 78

2. 1500

3. 1521

4. 1530

Q. Which of the following cannot be a perfect square?

1. 27
2. 256
3. 5143
4. 682
5. 625
6. 4000
7. 72398
8. 529