# Selina Solutions for Concise Mathematics Class 9 ICSE

## CISCE ICSE Class 9 Mathematics Solutions Guide

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## CISCE ICSE Class 9 Mathematics Textbook Solutions

Questions and answers for the ICSE Class 9 Mathematics Textbook are on this page. Selina Solutions for ICSE Class 9 Mathematics Digest CISCE will help students understand the concepts better.

## Selina Solutions for ICSE Class 9 Mathematics Chapterwise List | ICSE Class 9 Mathematics Digest

The answers to the Selina books are the best study material for students. Listed below are the chapter-wise Selina Mathematics ICSE Class 9 Solutions CISCE.

## Selina ICSE Class 9 solutions for other subjects

We also provide solutions for other subjects to help you top the exams. These Selina solutions are curated with respect to the exam pattern and old papers. Find the best questions and solutions here. Click now to access it.

## Chapters covered in Selina Solutions for Concise Mathematics Class 9 ICSE

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 1: Rational and Irrational Numbers

Concepts covered in Rational and Irrational Numbers are Concept of Irrational Numbers, Concept of Real Numbers, Decimal Representation of Rational Numbers, Properties of Rational Numbers, Rationalisation of Surds, Rational Numbers, Simplifying an Expression by Rationalization of the Denominator, Surds.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 1: Rational and Irrational Numbers exercises

ExerciseNo. of questionsPages
Exercise 1 (A)124
Exercise 1 (B)4813 to 14
Exercise 1 (C)5121 to 22
Exercise 1 (D)2022 to 23

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 2: Compound Interest (Without using formula)

Concepts covered in Compound Interest (Without using formula) are Compound Interest as a Repeated Simple Interest Computation with a Growing Principal, Concept of Compound Interest, Concept of Principal, Interest, Amount, and Simple Interest.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 2: Compound Interest (Without using formula) exercises

ExerciseNo. of questionsPages
Exercise 2 (A)1228
Exercise 2 (B)1233
Exercise 2 (C)1338
Exercise 2 (D)1038 to 39

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 3: Compound Interest (Using Formula)

Concepts covered in Compound Interest (Using Formula) are Concept of Compound Interest, Inverse Formula, Miscellaneous Problem, Use of Compound Interest in Computing Amount Over a Period of 2 Or 3-years, When the Interest is Compounded Half Yearly, When the Time is Not an Exact Number of Years and the Interest is Compounded Yearly.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 3: Compound Interest (Using Formula) exercises

ExerciseNo. of questionsPages
Exercise 3 (A)1844
Exercise 3 (B)1046
Exercise 3 (C)1050
Exercise 3 (D)1053 to 54
Exercise 3 (E)1054

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 4: Expansions (Including Substitution)

Concepts covered in Expansions (Including Substitution) are Algebraic Identities, Expansion of (a + b)3, Expansion of Formula, Methods of Solving Simultaneous Linear Equations by Cross Multiplication Method, Special Product.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 4: Expansions (Including Substitution) exercises

ExerciseNo. of questionsPages
Exercise 4 (A)2457 to 58
Exercise 4 (B)2660 to 61
Exercise 4 (C)1662 to 63
Exercise 4 (D)2364 to 65
Exercise 4 (E)2066

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 5: Factorisation

Concepts covered in Factorisation are Factorisation by Grouping, Factorisation by Taking Out Common Factors, Factorisation of a Quadratic Trinomial by Splitting the Middle Term, Method of Factorisation : Difference of Two Squares, Method of Factorisation : the Sum Or Difference of Two Cubes.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 5: Factorisation exercises

ExerciseNo. of questionsPages
Exercise 5 (A)2066 to 69
Exercise 5 (B)2571
Exercise 5 (C)3072 to 73
Exercise 5 (D)2074
Exercise 5 (E)2376

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 6: Simultaneous (Linear) Equations (Including Problems)

Concepts covered in Simultaneous (Linear) Equations (Including Problems) are Equations Reducible to Linear Equations, Linear Equation in Two Variables, Method of Elimination by Equating Coefficients, Methods of Solving Simultaneous Linear Equations by Cross Multiplication Method, Methods of Solving Simultaneous Linear Equations by Elimination Method, Simple Linear Equations in One Variable, Simultaneous Linear Equations.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 6: Simultaneous (Linear) Equations (Including Problems) exercises

ExerciseNo. of questionsPages
Exercise 6 (A)1479
Exercise 6 (B)2081
Exercise 6 (C)1285
Exercise 6 (D)1287 to 88
Exercise 6 (E)1890
Exercise 6 (F)1092
Exercise 6 (G)1394

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 7: Indices (Exponents)

Concepts covered in Indices (Exponents) are Handling Positive, Fraction, Negative and Zero Indices, Laws of Exponents, Simplification of Expressions, Solving Exponential Equations.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 7: Indices (Exponents) exercises

ExerciseNo. of questionsPages
Exercise 7 (A)2398
Exercise 7 (B)29100 to 101
Exercise 7 (C)19101

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 8: Logarithms

Concepts covered in Logarithms are Expansion of Expressions with the Help of Laws of Logarithm, Exponential to Logarithmic, Interchanging Logarithmic and Exponential Forms, Introduction of Logarithms, Laws of Logarithm, Logarithmic to Exponential, More About Logarithm, Power Law, Product Law, Quotient Law.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 8: Logarithms exercises

ExerciseNo. of questionsPages
Exercise 8 (A)38103 to 104
Exercise 8 (B)43106 to 107
Exercise 8 (C)20108
Exercise 8 (D)28110 to 111

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 9: Triangles [Congruency in Triangles]

Concepts covered in Triangles [Congruency in Triangles] are Concept of Triangles - Sides, Angles, Vertices, Interior and Exterior of Triangle, Congruence of Triangles, Criteria for Congruence of Triangles, Important Terms of Triangle, Relation Between Sides and Angles of Triangle.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 9: Triangles [Congruency in Triangles] exercises

ExerciseNo. of questionsPages
Exercise 9 (A)21122 to 123
Exercise 9 (B)22125 to 126

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 10: Isosceles Triangles

Concepts covered in Isosceles Triangles are Converse of Isosceles Triangle Theorem, Isosceles Triangles, Isosceles Triangles Theorem.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 10: Isosceles Triangles exercises

ExerciseNo. of questionsPages
Exercise 10 (A)22131 to 132
Exercise 10 (B)31135 to 136

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 11: Inequalities

Concepts covered in Inequalities are If Two Angles of a Triangle Are Unequal, the Greater Angle Has the Greater Side Opposite to It., If two sides of a triangle are unequal, the greater side has the greater angle opposite to it., Inequalities in a Triangle, Of All the Lines, that Can Be Drawn to a Given Straight Line from a Given Point Outside It, the Perpendicular is the Shortest..

#### Selina ICSE Class 9 Mathematics (9th) Chapter 11: Inequalities exercises

ExerciseNo. of questionsPages
Exercise 1124142 to 143

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 12: Mid-point and Its Converse [ Including Intercept Theorem]

Concepts covered in Mid-point and Its Converse [ Including Intercept Theorem] are Equal Intercept Theorem, Theorem of Midpoints of Two Sides of a Triangle.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 12: Mid-point and Its Converse [ Including Intercept Theorem] exercises

ExerciseNo. of questionsPages
Exercise 12 (A)17150 to 151
Exercise 12 (B)15153 to 154

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 13: Pythagoras Theorem [Proof and Simple Applications with Converse]

Concepts covered in Pythagoras Theorem [Proof and Simple Applications with Converse] are Regular Polygon, Right-angled Triangles and Pythagoras Property.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 13: Pythagoras Theorem [Proof and Simple Applications with Converse] exercises

ExerciseNo. of questionsPages
Exercise 13 (A)12158 to 159
Exercise 13 (B)15163 to 164

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 14: Rectilinear Figures [Quadrilaterals: Parallelogram, Rectangle, Rhombus, Square and Trapezium]

Concepts covered in Rectilinear Figures [Quadrilaterals: Parallelogram, Rectangle, Rhombus, Square and Trapezium] are Concept of Quadrilaterals - Sides, Adjacent Sides, Opposite Sides, Angle, Adjacent Angles and Opposite Angles, Diagonal Properties of Different Kinds of Parallelograms, Introduction of Rectilinear Figures, Names of Polygons, Property: The Diagonals of a Rectangle Are of Equal Length., Property: The diagonals of a rhombus are perpendicular bisectors of one another., Property: The diagonals of a square are perpendicular bisectors of each other., Property: The Opposite Angles of a Parallelogram Are of Equal Measure., Property: The Opposite Sides of a Parallelogram Are of Equal Length., Types of Quadrilaterals.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 14: Rectilinear Figures [Quadrilaterals: Parallelogram, Rectangle, Rhombus, Square and Trapezium] exercises

ExerciseNo. of questionsPages
Exercise 14 (A)11168 to 169
Exercise 14 (B)20175 to 176
Exercise 14 (C)19181 to 183

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 15: Construction of Polygons (Using ruler and compass only)

Concepts covered in Construction of Polygons (Using ruler and compass only) are Constructing a Quadrilateral, Construction of a Rectangle When Its Length and Breadth Are Given., Construction of Parallelograms, Construction of Rhombus, Construction of Square, Construction of Trapezium, To Construct a Regular Hexagon.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 15: Construction of Polygons (Using ruler and compass only) exercises

ExerciseNo. of questionsPages
Exercise 1540190 to 1190

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 16: Area Theorems [Proof and Use]

Concepts covered in Area Theorems [Proof and Use] are Concept of Area, Figures Between the Same Parallels, Triangles with the Same Vertex and Bases Along the Same Line.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 16: Area Theorems [Proof and Use] exercises

ExerciseNo. of questionsPages
Exercise 16 (A)18196 to 198
Exercise 16 (B)10201
Exercise 16 (C)11201 to 202

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 17: Circle

Concepts covered in Circle are Arc and Chord Properties - If Two Arcs Subtend Equal Angles at the Center, They Are Equal, and Its Converse, Arc, Segment, Sector, Chord Properties - a Straight Line Drawn from the Center of a Circle to Bisect a Chord Which is Not a Diameter is at Right Angles to the Chord, Chord Properties - the Perpendicular to a Chord from the Center Bisects the Chord (Without Proof), Chord Properties - There is One and Only One Circle that Passes Through Three Given Points Not in a Straight Line, Concept of Circle - Centre, Radius, Diameter, Arc, Sector, Chord, Segment, Semicircle, Circumference, Interior and Exterior, Concentric Circles, Theorem: Equal chords of a circle are equidistant from the centre., Theorem : The Chords of a Circle Which Are Equidistant from the Centre Are Equal..

#### Selina ICSE Class 9 Mathematics (9th) Chapter 17: Circle exercises

ExerciseNo. of questionsPages
Exercise 17 (A)10210 to 211
Exercise 17 (B)10217
Exercise 17 (C)8220 to 221
Exercise 17 (D)10221

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 18: Statistics

Concepts covered in Statistics are Class Intervals and Class Limits, Concepts of Statistics, Cumulative Frequency Table, Frequency, Frequency Distribution Table, Graphical Representation of Continuous Frequency Distribution, Graphical Representation of Data, Tabulation of Data, Variable.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 18: Statistics exercises

ExerciseNo. of questionsPages
Exercise 18 (A)24227 to 228
Exercise 18 (B)6233

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 19: Mean and Median (For Ungrouped Data Only)

Concepts covered in Mean and Median (For Ungrouped Data Only) are Concept of Median, Mean of Ungrouped Data, Properties of Mean.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 19: Mean and Median (For Ungrouped Data Only) exercises

ExerciseNo. of questionsPages
Exercise 19 (A)21238 to 239
Exercise 19 (B)8241
Exercise 19 (C)17241

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 20: Area and Perimeter of Plane Figures

Concepts covered in Area and Perimeter of Plane Figures are Area of a General Quadrilateral, Area of Circle, Circumference of a Circle, Concept of Perimeter, Perimeter of Triangles, Some Special Types of Triangles - Equilateral and Isosceles Triangles, Types of Quadrilaterals.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 20: Area and Perimeter of Plane Figures exercises

ExerciseNo. of questionsPages
Exercise 20 (A)15247 to 248
Exercise 20 (B)39254 to 257
Exercise 20 (C)25261 to 262
Exercise 20 (D)11263

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 21: Solids [Surface Area and Volume of 3-D Solids]

Concepts covered in Solids [Surface Area and Volume of 3-D Solids] are Cost of an Article, Cross Section of Solid Shapes, Flow of Water ( or any other liquid ), Introduction of Solids, Surface Area of a Cube, Surface Area of a Cuboid, Surface Area of Cylinder.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 21: Solids [Surface Area and Volume of 3-D Solids] exercises

ExerciseNo. of questionsPages
Exercise 21 (A)16269
Exercise 21 (B)10273
Exercise 21 (C)10274

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 22: Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals]

Concepts covered in Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals] are Concept of Perpendicular, Base, and Hypotenuse in a Right Triangle, Notation of Angles, Reciprocal Relations, Trigonometric Ratios and Its Reciprocal.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 22: Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals] exercises

ExerciseNo. of questionsPages
Exercise 22 (A)20279 to 280
Exercise 22 (B)30285 to 287

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 23: Trigonometrical Ratios of Standard Angles [Including Evaluation of an Expression Involving Trigonometric Ratios]

Concepts covered in Trigonometrical Ratios of Standard Angles [Including Evaluation of an Expression Involving Trigonometric Ratios] are Trigonometric Equation Problem and Solution, Trigonometric Ratios of Some Special Angles.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 23: Trigonometrical Ratios of Standard Angles [Including Evaluation of an Expression Involving Trigonometric Ratios] exercises

ExerciseNo. of questionsPages
Exercise 23 (A)37291 to 292
Exercise 23 (B)17293
Exercise 23 (C)43297 to 298

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 24: Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle]

Concepts covered in Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle] are Solution of Right Triangles.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 24: Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle] exercises

ExerciseNo. of questionsPages
Exercise 2434303 to 304

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 25: Complementary Angles

Concepts covered in Complementary Angles are Complementary Angles, Complementary Angles for Sine ( Sin ) and Cosine ( Cos ), Complimentary Angles for Secant ( Sec ) and Cosecant ( Cosec ), Complimentary Angles for Tangent ( Tan ) and Contangency ( Cot ), Trigonometric Ratios of Complementary Angles.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 25: Complementary Angles exercises

ExerciseNo. of questionsPages
Exercise 2533310

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 26: Co-ordinate Geometry

Concepts covered in Co-ordinate Geometry are Cartesian Coordinate System, Coordinate Geometry, Co-ordinates of Points, Dependent and Independent Variables, Finding the Slope and the Y-intercept of a Given Line, Graph, Graphs of Linear Equations, Inclination and Slope, Ordered Pair, Plotting of Points, Quadrants and Sign Convention, Y-intercept.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 26: Co-ordinate Geometry exercises

ExerciseNo. of questionsPages
Exercise 26 (A)29315 to 316
Exercise 26 (B)46320
Exercise 26 (C)35323

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 27: Graphical Solution (Solution of Simultaneous Linear Equations, Graphically)

Concepts covered in Graphical Solution (Solution of Simultaneous Linear Equations, Graphically) are Graph of a Linear Equation in Two Variables, Methods of Solving Simultaneous Linear Equations by Graphical Method.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 27: Graphical Solution (Solution of Simultaneous Linear Equations, Graphically) exercises

ExerciseNo. of questionsPages
Exercise 27 (A)19326
Exercise 27 (B)18329

### Selina Solutions for ICSE Class 9 Mathematics (9th) Chapter 28: Distance Formula

Concepts covered in Distance Formula are Circumcentre of a Triangle, Distance Formula.

#### Selina ICSE Class 9 Mathematics (9th) Chapter 28: Distance Formula exercises

ExerciseNo. of questionsPages
Exercise 2836335

## Selina Solutions for Concise Mathematics Class 9 ICSE

ICSE Class 9 Selina solutions answers all the questions given in the Selina textbooks in a step-by-step process. Our Mathematics tutors have helped us put together this for our ICSE Class 9 Students. The solutions on Shaalaa will help you solve all the Selina ICSE Class 9 Mathematics questions without any problems. Every chapter has been broken down systematically for the students, which gives fast learning and easy retention.

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Yes, concise mathematics class 9 chapter wise revision solutions and Selina Solutions for Class 9 maths is the same. Selina Concise for Maths is the name of the book.

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## Selina Solutions for ICSE Class 9 Mathematics CISCE

ICSE Class 9 Selina Solutions answer all the questions in the Selina textbooks in a step-by-step process. Our Mathematics tutors helped us assemble this for our ICSE Class 9 students. The solutions on Shaalaa will help you solve all the Selina ICSE Class 9 Mathematics questions without any problems. Every chapter has been broken down systematically for the students, which gives them fast learning and easy retention.

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## Selina ICSE Class 9 Mathematics Guide Book Back Answers

The following CISCE Selina ICSE Class 9 Mathematics Book Answers Solutions Guide PDF Free Download in English Medium will be helpful to you. Answer material is developed per the latest exam pattern and is part of Selina ICSE Class 9 Books Solutions. You will be aware of all topics or concepts discussed in the book and gain more conceptual knowledge from the study material. If you have any questions about the CISCE New Syllabus ICSE Class 9 Mathematics Guide PDF of Text Book Back Questions and Answers, Notes, Chapter Wise Important Questions, Model Questions, etc., please get in touch with us.

## Comprehensive Selina Solutions for CISCE Mathematics ICSE Class 9 Guide

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Our CISCE Selina solutions for Mathematics ICSE Class 9 cover everything from Rational and Irrational Numbers, Compound Interest (Without using formula), Compound Interest (Using Formula), Expansions (Including Substitution), Factorisation, Simultaneous (Linear) Equations (Including Problems), Indices (Exponents), Logarithms, Triangles [Congruency in Triangles], Isosceles Triangles, Inequalities, Mid-point and Its Converse [ Including Intercept Theorem], Pythagoras Theorem [Proof and Simple Applications with Converse], Rectilinear Figures [Quadrilaterals: Parallelogram, Rectangle, Rhombus, Square and Trapezium], Construction of Polygons (Using ruler and compass only), Area Theorems [Proof and Use], Circle, Statistics, Mean and Median (For Ungrouped Data Only), Area and Perimeter of Plane Figures, Solids [Surface Area and Volume of 3-D Solids], Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals], Trigonometrical Ratios of Standard Angles [Including Evaluation of an Expression Involving Trigonometric Ratios], Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle], Complementary Angles, Co-ordinate Geometry, Graphical Solution (Solution of Simultaneous Linear Equations, Graphically), Distance Formula and the other topics.

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