CBSE Class 10 Maths Chapter 15 Notes Probability Probability Class 10 Notes Understanding the Lesson Theoretical probability: The theoretical (or classical) probability of an event E [denoted by P(E)] is given by \(\mathrm{P}(\mathrm{E})=\frac{\text { Number of outcomes favourable to } \mathrm{E}}{\text { Number of all possible outcomes of the experiment }} \text { i.e., }…
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CBSE Class 10 Maths Chapter 14 Notes Statistics Statistics Class 10 Notes Understanding the Lesson The measures of central tendency are: Arithmetic mean or mean Median Mode Mean of Raw Data Mean of n observations x1; x2, x3, ..xn is given by \(\bar{x}=\frac{x_{1}+x_{2}+x_{3}+\ldots+x_{n}}{n}=\frac{\Sigma x_{i}}{n}\) where ∑ (sigma) means “summation of’. 1. Mean of Grouped Data…
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CBSE Class 10 Maths Chapter 13 Notes Surface Areas and Volumes Surface Areas and Volumes Class 10 Notes Understanding the Lesson Surface area: Surface area of an object is the measure of the total area that the surface of an object occupies. Volume: Volume of an object is the measure of space occupied by the…
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CBSE Class 10 Maths Chapter 12 Notes Areas related to Circles Areas related to Circles Class 10 Notes Understanding the Lesson 1. Circle: Circle is set of all points in a plane which are at the fixed distance from a fixed point i.e., centre. Centre: Mid-point of a circle is called centre of a circle.…
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CBSE Class 10 Maths Chapter 11 Notes Constructions Constructions Class 10 Notes Understanding the Lesson Division of a line segment internally in the given ratio. Let AB be a line segment of certain length. We need a point P on AB dividing it internally in the ratio m : n Steps of Construction: Let m…
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CBSE Class 10 Maths Chapter 10 Notes Circles Circles Class 10 Notes Understanding the Lesson 1. Circle: A circle is a collection of all points in a plane which are at a constant distance from a fixed point. Here Fixed point is called centre of the circle. Constant distance is called radius of the circle.…
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CBSE Class 10 Maths Chapter 9 Notes Some Applications of Trigonometry Some Applications of Trigonometry Class 10 Notes Understanding the Lesson Trigonometry is the study of relationships between the sides and angles of a triangle. In this chapter you will study about some ways in which trigonometry is used: It is used in geography and…
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CBSE Class 10 Maths Chapter 8 Notes Introduction to Trigonometry Introduction to Trigonometry Class 10 Notes Understanding the Lesson The word trigonometry is derived from the Greek words ‘Tri’ which means three, ‘gon’ means sides and metron meaning measure. It means trigonometry is the study of relationship between the sides and angles The earliest work…
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CBSE Class 10 Maths Chapter 7 Notes Coordinate Geometry Coordinate Geometry Class 10 Notes Understanding the Lesson Distance formula 1. The distance between two points A(x1, y1) and B(x2, y2) is 2. The distance of point A(x, y) from origin 0(0, 0) is \(\mathrm{AO}=\sqrt{x^{2}+y^{2}}\) 3. Three given points will form: Right angled triangle if sum…
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CBSE Class 10 Maths Chapter 6 Notes Triangles Triangles Class 10 Notes Understanding the Lesson In X standard we have learnt about congruent figures. Congruent figure: Those two geometric figures having the same shape and size are known as congruent figures. Rules of Congruency 1. SAS (Side-Angle-Side): Two triangles are congruent if two sides and…
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