<\/span><\/h3>\nClass 9 Maths Chapter 9 <\/strong>Triangles and other concepts essential to determining the angles and sides are discussed herein in understandable language. This chapter covers concepts like types of triangles based on angles and sides along with the interior and exterior angles.<\/p>\n<\/span>Chapter 10 \u2013 Congruent Triangles\u00a0<\/strong><\/span><\/h3>\nThe primary objective of providing exercise-wise solutions is to help students score well in the exams. Class 9 Maths Chapter 10 has important concepts like congruence of line segments, angles, triangles, congruence criteria, and inequality relations.<\/p>\n
<\/span>Chapter 11 \u2013 Co-ordinate Geometry<\/strong><\/span><\/h3>\nClass 9 Maths Chapter 11 tells us about the rectangular or cartesian coordinates of a point and the plotting of points. These concepts are explained in an interactive manner by experts to help students perform well in the exam. Shortcut tips and important formulas are explained to help students remember them.<\/p>\n
<\/span>Chapter 12 \u2013 Heron\u2019s Formula<\/strong><\/span><\/h3>\nClass 9 Maths Chapter 12 of RD Sharma’s textbook explains basic topics like introduction, Heron\u2019s formula, and its applications. The solutions are prepared by teachers who have experience in the education industry to improve problem-solving abilities among students.<\/p>\n
<\/span>Chapter 13 \u2013 Linear Equations in Two Variables<\/strong><\/span><\/h3>\nThe concepts based on Linear Equations are discussed in Class 9 Maths Chapter 11 in simple language. This chapter consists of topics like Linear Equations in two variables, solution of a linear equation, Graph of a linear equation in two variables, and equations of lines parallel to the X-axis and Y-axis.<\/p>\n
<\/span>Chapter 14 \u2013 Quadrilaterals<\/strong><\/span><\/h3>\nQuadrilaterals are one of the important concepts in Class 9 Maths as they will be continued in higher classes as well. Chapter 14 has problems solved using important topics like Quadrilateral and some terms associated with it, Angle sum property, Types of quadrilaterals, Properties of the parallelogram, Properties of a rectangle, rhombus, and square and useful facts about the triangle.<\/p>\n
<\/span>Chapter 15 \u2013 Areas of Parallelograms and Triangles<\/strong><\/span><\/h3>\nClass 9 Maths Chapter 15 of RD Sharma’s textbook has 3 exercises based on important topics like figures on the same base and between the same parallels, polygonal regions, and area axioms. Various shortcut methods are also available to help students grasp the formulas used in solving exercise-wise problems.<\/p>\n
<\/span>Chapter 16 \u2013 Circles<\/strong><\/span><\/h3>\nClass 9 Maths Chapter 16 mainly deals with important definitions, arcs of a circle, chord, and segment of a circle, congruence of circles and arcs, some results on equal chords, arcs and angles subtended by them, and cyclic quadrilateral.<\/p>\n
<\/span>Chapter 17 \u2013 Constructions<\/strong><\/span><\/h3>\nIn this chapter, students will gain knowledge about simple and basic constructions with the help of a ruler and a pair of compasses. This chapter helps students understand basic constructions, the construction of standard angles, and the construction of triangles.<\/p>\n
<\/span>Chapter 18 \u2013 Surface Area and Volume of a Cuboid and a Cube<\/strong><\/span><\/h3>\nClass 9 Maths Chapter 18 of RD Sharma’s textbook has concepts like units of measurement of area and volume, cuboid and cube, surface area and lateral surface area of a cuboid, and cube and volume of a cuboid.<\/p>\n
<\/span>Chapter 19 \u2013 Surface Area and Volume of a Right Circular Cylinder<\/strong><\/span><\/h3>\nClass 9 Maths Chapter 19 consists of important problems and formulas used in determining the surface area and volume of a right circular cylinder. The solutions contain stepwise explanations to help students score well in the board exam.<\/p>\n
<\/span>Chapter 20 \u2013 Surface Area and Volume of a Right Circular Cone<\/strong><\/span><\/h3>\n
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