Class 8 Maths NCERT Solutions Chapter 3: Understanding Quadrilaterals Ex – 3.1 Question 1. Given here are some figures : Classify each of them on the basis of the following : (a) Simple curve (b) Simple closed curve (c) Polygon (d) Convex polygon (e) Concave polygon Solution. (a) ⟷ 1, 2, 5, 6, 7 (b) ⟷ 1, 2, 5, 6, […]
Class 8 Maths NCERT Solutions Chapter 4: Practical Geometry Ex – 4.1 Question 1. Construct the following quadrilaterals: (i) Quadrilateral ABCD AB = 4.5 cm BC = 5.5 cm CD = 4 cm AD = 6 cm AC = 7 cm (ii) Quadrilateral JUMP JU = 3.5 cm UM = 4 cm MP = 5 cm PJ
Class 8 Maths NCERT Solutions Chapter 5: Data Handling Ex – 5.1 Question 1. For which of these would you use a histogram to show the data? (a) The number of letters for different areas in a postman’s bag. (b) The height of competitors in an athletics meet. (c) The number of cassettes produced by 5 companies. (d) The
Class 8 Maths NCERT Solutions Chapter 6: Squares and Square Roots Ex – 6.1 Question 1. What will be the unit digit of the squares of the following numbers ? (i) 81 (ii) 272 (iii) 799 (iv) 3853 (v) 1234 (vi) 26387 (vii) 52698 (viii) 99880 (ix) 12796 (x) 55555 Solution. (i) 81 ∵ 1×1 ∴ The unit digit of the square of the number 81
Class 8 Maths NCERT Solutions Chapter 7: Cubes and Cube Roots Ex – 7.1 Question 1. Which of the following numbers are not perfect cubes? (i) 216 (ii) 128 (iii) 1000 (iv) 100 (v) 46656 Solution. (i) 216 (ii) 128 (iii) 1000 (iv) 100 (v) 46656 Question 2. Find the smallest number by which each of the following numbers must
Class 8 Maths NCERT Solutions Chapter 8: Comparing Quantities Ex – 8.1 Question 1. Find ratio of the following: (a) Speed of a cycle 15 km per hour to the speed of scooter 30 km per hour. (b) 5 m to 10 km (c) 50 paise ₹ 5 Solution. (a) Speed of a cycle 15 km per
Class 8 Maths NCERT Solutions Chapter 9: Algebraic Expressions and Identities Ex – 9.1 Question 1. Identify the terms, their coefficients for each of the following expressions: (i) 5xyz2−3zy (ii) 1+x+x2 (iii) 4x2y2−4x2y2z2+z2 (iv) 3 – pq + qr – rp (v) x2+y2−xy (vi) 0.3a – 0.6ab + 0.5b. Solution. (i) 5xyz2−3zy (ii) 1+x+x2 (iii) 4x2y2−4x2y2z2+z2 (iv) 3 – pq + qr –
Class 8th English Supplementary NCERT Solutions Chapter 10: The Comet II The Comet II Class 8 Questions and Answers COMPREHENSION CHECK 1. “For a moment James wondered if he had done his sums right.” Why was James doubt¬ful about his sums and calculations ? 2. What did the scientists at the conference say about James’s
Class 8th English Supplementary NCERT Solutions Chapter 9: The Comet I The Comet I Class 8 Questions and Answers COMPREHENSION CHECK 1. Why does Indrani Debi dislike Duttada’s ‘hobnobbing’ with Dibya ? 2. She is complaining and smiling. Why is she smiling ? 3. (i) What was Duttada’s secret ambition ? (ii) What did he do to achieve
Class 8th English Supplementary NCERT Solutions Chapter 8: Jalebis Jalebis Class 8 Questions and Answers COMPREHENSION CHECK 1. Why didn’t he pay the school fees on the day he brought money to school ? 2. (i) What were the coins ‘saying’ to him ? (ii) Do you think they were misguiding him ? 3. Why didn’t he take
