NCERT Class 10 Math Chapter 8 Important Questions Answer – Introduction to Trigonometry
Class 10 Chapter Introduction to Trigonometry Subject Math Category Important Question Answer Class 10 Math Chapter 8 Important Question Answer Q1. Prove that : Ans. LHS RHS As we know sin2A + cos2A = 1. Therefore, 1 – cos2A = sin2A LHS = RHS Hence proved. Q2. Prove that : = 1 + secθ cosecθ […]
NCERT Class 10 Math Chapter 7 Important Questions Answer – Coordinate Geometry
Class 10 Chapter Coordinate Geometry Subject Math Category Important Question Answer Class 10 Math Chapter 7 Important Question Answer Q1. Find the distance between the points (-5, 7) and (-1, 3). Most Important Ans. Distance between the points = = = = Q2. Find the ratio in which the line joining (3, 4) and (-4, 7) […]
NCERT Class 10 Math Chapter 6 Important Questions Answer – Triangles
Class 10 Chapter Triangles Subject Math Category Important Question Answer Class 10 Math Chapter 6 Important Question Answer Q1. Two polygons of the same number of sides are similar, if their corresponding angles are ___________. (equal, proportional) Ans. Equal Q2. If areas of two similar triangles are equal, then prove that they are congruent. Ans. […]
NCERT Class 10 Math Chapter 5 Important Questions Answer – Arithmetic Progressions
Class 10 Chapter Arithmetic Progressions Subject Math Category Important Question Answer Class 10 Math Chapter 5 Important Question Answer Q1. If the sum of first 7 terms of A. P. is 49 and sum of first 17 terms is 289, then find the sum of n terms of A. P. Most Important Ans. Given S7 = […]
NCERT Class 10 Math Chapter 4 Important Questions Answer – Quadratic Equations
Class 10 Chapter Quadratic Equations Subject Math Category Important Question Answer Class 10 Math Chapter 4 Important Question Answer Q1. Find the root of the quadratic equation by factorization method. Ans. = = So, the roots of the equation are the values of x for which = 0 Now, x = and x = Therefore, […]
NCERT Class 10 Math Chapter 3 Important Questions Answer – Pair of Linear Equations in Two Variables
Class 10 Chapter Pair of Linear Equations in Two Variables Subject Math Category Important Question Answer Class 10 Math Chapter 3 Important Question Answer Q1. Solve the following pair of linear equations: 2x + 3y = 7 and 6x – 5y = 11. Ans. We have given 2x + 3y = 7 —- (i) 6x […]
NCERT Class 10 Math Chapter 2 Important Questions Answer – Polynomials
Class 10 Chapter Polynomials Subject Math Category Important Question Answer Class 10 Math Chapter 2 Important Question Answer Q1. Find a quadratic polynomial, the sum and product of whose zeroes are -3 and 2 respectively. Most Important Ans. Let the quadratic polynomial be ax2 + bx + c, and its zeroes be 𝛂 and β. We […]
NCERT Class 10 Math Chapter 13 MCQ Question Answer in Hindi
Class 10 Chapter सांख्यिकी Subject गणित Category MCQ HBSE Class 10 Math Chapter 13 MCQ Question Answer in Hindi 1. निम्न सारणी का माध्य है : वर्ग-अन्तराल 0-2 2-4 4-6 6-8 8-10 10-12 12-14 बारम्बारता 1 2 1 5 6 2 3 (A) 10.5 (B) 8.1 (C) 11.5 (D) 9.5 Answer Ans – (B) 8.1 […]
NCERT Class 10 Math Chapter 6 MCQ Question Answer in Hindi
Class 10 Chapter त्रिभुज Subject गणित Category MCQ HBSE Class 10 Math Chapter 6 MCQ Question Answer in Hindi 1. कुछ त्रिभुजों की भुजाएँ नीचे दी गई हैं, उनमें से कौन-से दो त्रिभुज समरूप है ? (i) 6 सेमी, 8 सेमी, 12 सेमी (ii) 5 सेमी, 7 सेमी, 9 सेमी (iii) 3 सेमी, 4 सेमी, 6 […]
NCERT Class 10 Math Chapter 4 MCQ Question Answer in Hindi
Class 10 Chapter द्विघात समीकरण Subject गणित Category MCQ HBSE Class 10 Math Chapter 4 MCQ Question Answer in Hindi 1. निम्न में कौन-सा समीकरण द्विघात है ? (A) (x+1)=(x-3)2 (B) (x+4)3 = 3x(x + 1) (C) 4x²+5= (2x + 7)2 (D) (x -2) (x + 1) = (x-1) (x+3) Answer Ans – (A) (x+1)=(x-3)2 […]