This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 6 Squares And Square Roots – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Maths Chapter 6 Squares And Square Roots Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the area of a 3 cm square? A) $6cm^2$. B) $9cm^2$. C) All the above. D) None of the above. Show Answer Correct Answer: B) $9cm^2$. 2. 73$^{2}$+21= A) 5850. B) 5350. C) 9843. D) 1243. Show Answer Correct Answer: B) 5350. 3. $\sqrt{69}$ A) 5 and 6. B) 6 and 7. C) 8 and 9. D) 9 and 10. Show Answer Correct Answer: C) 8 and 9. 4. What is 1$^{2}$? A) 0. B) 10. C) 2. D) 1. Show Answer Correct Answer: D) 1. 5. What is the square root of 324? A) 16. B) 17. C) 18. D) 28. Show Answer Correct Answer: C) 18. 6. Which of the following is the square of an odd number? A) 256. B) 361. C) 400. D) 144. Show Answer Correct Answer: B) 361. 7. Without adding, find the sum of 1+3+5+7+9+11+13+15+17+19+21+23 A) 12. B) 144. C) 441. D) None of these. Show Answer Correct Answer: B) 144. 8. Find the least number which must be subtracted from 2773 to make the remainder a perfect square. A) 49. B) 59. C) 69. D) 79. Show Answer Correct Answer: C) 69. 9. Find the sum of 1+3+5+7+9+11+13+15+17+19 A) 81. B) 121. C) 100. D) 144. Show Answer Correct Answer: C) 100. 10. Find the value of $\sqrt[]{7.29}$ A) 4.7. B) 3.7. C) 2.7. D) 1.7. Show Answer Correct Answer: C) 2.7. 11. The square root of 289 is 17. Then find the square root of 289000000 A) 17000. B) 170000. C) 170. D) 1700. Show Answer Correct Answer: A) 17000. 12. $\sqrt{1024}$ A) 54. B) 32. C) 38. D) 68. Show Answer Correct Answer: B) 32. 13. The square of which of the following numbers will be odd A) 42. B) 54. C) 66. D) 81. Show Answer Correct Answer: D) 81. 14. $\sqrt{144}$ A) 12. B) 100. C) 11. D) 13. Show Answer Correct Answer: A) 12. 15. For a perfect square with seven or eight digits, the number of digits in the square root = A) 4. B) 3. C) 2. D) 1. Show Answer Correct Answer: A) 4. 16. How do you find the area of a square? A) (Side) * 2. B) (Side) + (Side). C) Length + Width. D) (Side)$^{2}$. Show Answer Correct Answer: D) (Side)$^{2}$. 17. Which of the following is square root of 4.84? A) 2.2. B) 2.02. C) 0.22. D) 0.484. Show Answer Correct Answer: A) 2.2. 18. The area of a square is 36 cm$^{2}$. What is the length of one side? A) 6 cm. B) 24 cm. C) 9 cm. D) 9 cm. Show Answer Correct Answer: A) 6 cm. 19. The square of 0 is A) 10. B) 100. C) 0. D) None of the above. Show Answer Correct Answer: C) 0. 20. Without adding, find the sum (1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23) A) 81. B) 121. C) 100. D) 144. Show Answer Correct Answer: D) 144. 21. What is $\sqrt[]{4}$ A) 2. B) 4. C) 8. D) 16. Show Answer Correct Answer: A) 2. 22. The square of a number having 1 at the units place ends in A) 1. B) 9. C) 0. D) 2. Show Answer Correct Answer: A) 1. 23. Which of the following is a TRUE statement? A) To square a number, multiply the number by 2. B) The inverse of squaring a number is to divide the number by 2. C) To square a number, multiply the number by itself. D) A perfect square is a number whose square root is an even number. Show Answer Correct Answer: C) To square a number, multiply the number by itself. 24. Which of the following will have 6 at unit place? A) 19$^{2}$. B) 11$^{2}$. C) 24$^{2}$. D) 13$^{2}$. Show Answer Correct Answer: C) 24$^{2}$. 25. $13^2=169$ A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. ← 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 3Class 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