Byjus class 8 maths ncert solutions ch 2
WebNCERT Solutions for Class 7 Maths Chapter 7 Congruence of Triangles Solution:-By ASA congruence property: Two triangles are congruent if the two angles and the … Web= ½ ×b (h 1 +h 2 )= (½)×24× (13+8) = (½)×24×21 = 252 Hence, the required area of the field is 252 m 2. 5. The diagonals of a rhombus are 7.5 cm and 12 cm. Find its area. Solution: Given: d1 = 7.5 cm and d2 = 12 cm We know that the area of the rhombus = (½ )×d1×d2 = (½)×7.5×12 = 45 Therefore, the area of the rhombus is 45 cm 2. 6.
Byjus class 8 maths ncert solutions ch 2
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WebNCERT Solutions for Class 11 Maths Chapter 6 Linear Inequalities = 15x ≥ 2 (4x – 1) = 15x ≥ 8x -2 = 15x -8x ≥ 8x -2 -8x = 7x ≥ -2 = x ≥ -2/7 Now, the graphical representation of the solution is as follows: 21. Ravi obtained 70 and 75 marks in the first two unit tests. Find the minimum marks he should get WebSolutions: (a) Given 837 + 208 + 363 = (837 + 363) + 208 = 1200 + 208 = 1408 (b) Given 1962 + 453 + 1538 + 647 = (1962 + 1538) + (453 + 647) = 3500 + 1100 = 4600 2. Find the product by suitable rearrangement: (a) 2 × 1768 × 50 (b) 4 × 166 × 25 (c) 8 × 291 × 125 (d) 625 × 279 × 16 (e) 285 × 5 × 60 (f) 125 × 40 × 8 × 25 Solutions:
WebAccess Answers of Maths NCERT Chapter 12 Exponents and Powers Exercise 12.1 Page No: 197 1. Evaluate: (i) 3-2 (ii) (-4)-2 (iii) (1/2)-5 Solution: (i) 3 -2 = (1/3) 2 = 1/9 (ii) (-4)-2 = (1/-4)2 = 1/16 (iii) (1/2)-5 = (2/1)5 = 2 5 = 32 2. Simplify and express the result in power notation with a positive exponent: (i) (-4)4 ÷ (-4)8 (ii) (1/23)2 WebThe diagonal of a quadrilateral shaped field is 24 m and the perpendiculars dropped on it from the remaining opposite vertices are 8 m and 13 m. Find the area of the field. Solution: Consider, h 1 = 13 m, h 2 = 8 m and AC = 24 m Area of quadrilateral ABCD = Area of triangle ABC+Area of triangle ADC = ½ ( bh 1 )+ ½ (bh 2)
WebAccess Answers of Maths NCERT Class 8 Chapter 1 – Rational Numbers Exercise 1.1 Page Number 14 1. Using appropriate properties, find: (i) -2/3 × 3/5 + 5/2 – 3/5 × 1/6 Solution: -2/3 × 3/5 + 5/2 – 3/5 × 1/6 = -2/3 × 3/5– 3/5 × 1/6+ 5/2 (by commutativity) = 3/5 (-2/3 – 1/6)+ 5/2 = 3/5 ( (- 4 – 1)/6)+ 5/2 = 3/5 ( (–5)/6)+ 5/2 (by distributivity) WebThe unit digit of the square of a number having digit 2 as unit’s place is 4. ∴ Unit digit of the square of number 272 is equal to 4. iii. The unit digit of the square of a number having digit 9 as unit’s place is 1. ∴ Unit digit of the square of number 799 is equal to 1. iv.
WebThe Class 9 students can obtain the subject-wise NCERT Solutions from BYJU’S. All the chapters, according to the latest CBSE syllabus, are answered in a comprehensive manner. Referring to these solutions will enhance the confidence …
WebThe NCERT Solutions for Class 8 from BYJU’S are drafted by the subject experts with utmost care. Simple and understandable language is used to help students ace the exam effortlessly. Diagrams are used wherever necessary to provide a visual learning experience for the students. caltech us rankingWebYou can download NCERT Solutions for Class 8 Maths Chapter 2 by clicking on the button below Solved Questions for You Question 1: Solve the equation: x−2=7 Answer: … caltech valiseWebOct 4, 2024 · NCERT Solutions for Class 8 Maths Chapter 2 Linear Equations in One Variable Exercise 2.2 Ex 2.2 Class 8 Maths Question 1. If you subtract from a number … coding cloudyWebAccess Answers of Maths NCERT Class 8 Chapter 6 – Squares and Square Roots Exercise 6.2 Page Number 98 1. Find the square of the following numbers. i. 32 ii. 35 iii. 86 iv. 93 v. 71 vi. 46 Solution: i. (32) 2 = (30 +2) 2 = (30) 2 + (2) 2 + 2×30×2 [Since, (a+b) 2 = a 2 +b 2 +2ab] = 900 + 4 + 120 = 1024 ii. (35) 2 = (30+5 ) 2 caltech us newsWebAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... coding clinic third quarter 2022WebIn this page, you will complete detailed NCERT Solutions for Class 10 of all subjects totally free. Students studying in CBSE schools need to focus on their class As CBSE conducts board examination for class 10 students, so it is very important to read all the chapter carefully. NCERT Solutions for Class 10 Maths Chapter 1 Real Numbers Real ... caltech v broadcomWebFeb 24, 2024 · NCERT Solutions for Class 8 Maths Chapter 2 Linear Equations in One Variable Exercise 2.1 Ex 2.1 Class 8 Maths Question 1. Solve the equation: x – 2 = 7. … coding club scratch projects