This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 6 Squares And Square Roots – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Maths Chapter 6 Squares And Square Roots Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the length of the side of a square whose area is 441 cm$^{2}$? A) 21. B) 22. C) 20. D) 12. Show Answer Correct Answer: A) 21. 2. A perfect square number between 30 and 40 is A) 36. B) 32. C) 33. D) 39. E) 49. Show Answer Correct Answer: A) 36. 3. Square of a number 0 at the units place ends in A) One zero. B) Two zero. C) No zeros. D) Can be any number. Show Answer Correct Answer: B) Two zero. 4. The square of which of the following would be even number? A) (a ) 2826. B) ( b ) 7779. C) ( c ) 1057. D) ( d ) 131. Show Answer Correct Answer: A) (a ) 2826. 5. $\sqrt{0.0009}$ A) $0.3$. B) $0.03$. C) $0.003$. D) None of the above. Show Answer Correct Answer: B) $0.03$. 6. Divide. $\sqrt{\frac{144}{9}}$ A) $16$. B) $4$. C) $12$. D) $3$. Show Answer Correct Answer: B) $4$. 7. If a square has a side length of 5 cm, what would the area be? A) 55 cm$^{2}$. B) 50 cm$^{2}$. C) 25 cm$^{2}$. D) 20 cm$^{2}$. Show Answer Correct Answer: C) 25 cm$^{2}$. 8. Find the square root of 6561 using the division method A) 90. B) 78. C) 29. D) 81. Show Answer Correct Answer: D) 81. 9. The square root of 20657025 is A) 4455. B) 5454. C) 4545. D) 5544. Show Answer Correct Answer: C) 4545. 10. $\sqrt{5}\times\sqrt{7}$ A) $\sqrt{35}$. B) $\sqrt{14}$. C) $2$. D) None of the above. Show Answer Correct Answer: A) $\sqrt{35}$. 11. Given the list of perfect squares:25, 36, ..... , 64, 81.The square of what number will fill in the blank? A) 7. B) 49. C) 6. D) 25. Show Answer Correct Answer: A) 7. 12. What is a square number? A) A number that can be expressed as the product of two different natural numbers. B) A number that can be expressed as the sum of two natural numbers. C) A number that cannot be expressed as the product of two natural numbers. D) A number that can be expressed as the product of two equal natural numbers. Show Answer Correct Answer: D) A number that can be expressed as the product of two equal natural numbers. 13. The square root of an odd number is ..... A) Even. B) Odd. C) Prime. D) Composite. Show Answer Correct Answer: B) Odd. 14. A decimal that DOES NOT END and has NO PATTERN is ..... A) Rational. B) Irrational. C) All the above. D) None of the above. Show Answer Correct Answer: B) Irrational. 15. Which of the following has a value that is less than zero? A) $\left(-6\right)^2$. B) $\left(\frac{1}{3}\right)^2$. C) $0.5^2$. D) $-7^2$. Show Answer Correct Answer: D) $-7^2$. 16. The least number must be added to 5607 to make the sum a perfect square is ..... A) 18. B) 17. C) 19. D) 20. Show Answer Correct Answer: A) 18. 17. Find the number of digits in the square root of 15625 A) 1. B) 4. C) 2. D) 3. Show Answer Correct Answer: D) 3. 18. Square of number 2 at the units place ends in A) 2. B) 1. C) 4. D) 0. Show Answer Correct Answer: C) 4. 19. Square of a number 4 at the units place ends in A) 4. B) 2. C) 6. D) 8. Show Answer Correct Answer: C) 6. 20. Find the square root of 1296 A) 24. B) 34. C) 36. D) 26. Show Answer Correct Answer: C) 36. 21. What is the square root of 4? A) 9. B) 4. C) 2. D) 10. Show Answer Correct Answer: C) 2. 22. What is the least number by which 384 should be multiplied to make it a perfect square? A) 2. B) 6. C) 3. D) None of the above. Show Answer Correct Answer: B) 6. 23. Find the least square number which is exactly divisible by each of the numbers 6, 9, 15 and 20. A) 520. B) 900. C) 90. D) 840. Show Answer Correct Answer: B) 900. 24. What is the square root of 169/225 A) 13/15. B) -13/15. C) 13/15, -(13/15). D) None of the above. Show Answer Correct Answer: C) 13/15, -(13/15). 25. The inverse operation for SQUARING a number is finding the CUBE root? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← PreviousNext →Related QuizzesClass 8 Maths Chapter 6 Squares And Square Roots Quiz 1Class 8 Maths Chapter 6 Squares And Square Roots Quiz 2Class 8 Maths Chapter 6 Squares And Square Roots Quiz 4Class 8 Maths Chapter 6 Squares And Square Roots Quiz 5Class 8 Maths Chapter 6 Squares And Square Roots Quiz 6Class 8 Maths Chapter 6 Squares And Square Roots Quiz 7Class 8 Maths Chapter 6 Squares And Square Roots Quiz 8Class 8 Maths Chapter 6 Squares And Square Roots Quiz 9Class 8 Maths Chapter 6 Squares And Square Roots Quiz 10Class 8 Maths Chapter 6 Squares And Square Roots Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books