Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures

ICSE SolutionsSelina ICSE Solutions

APlusTopper.com provides step by step solutions for Selina Concise Mathematics Class 9 ICSE Solutions Chapter 20 Area and Perimeter of Plane Figures. You can download the Selina Concise Mathematics ICSE Solutions for Class 9 with Free PDF download option. Selina Publishers Concise Mathematics for Class 9 ICSE Solutions all questions are solved and explained by expert mathematic teachers as per ICSE board guidelines.

Download Formulae Handbook For ICSE Class 9 and 10

Selina ICSE Solutions for Class 9 Maths Chapter 20 Area and Perimeter of Plane Figures

Exercise 20(A)

Solution 1:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 1

Solution 2:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 2

Solution 3:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 3

Solution 4:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 4

Solution 5:
Since the perimeter of the isosceles triangle is 36cm and base is 16cm.
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 180
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 5

Solution 6:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 6

Solution 7:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 7

Solution 8:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 8

Solution 9:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 9

Solution 10:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 10
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 11
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 12

Solution 11:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 13

Solution 12:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 14

Solution 13:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 15

Solution 14:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 16

Solution 15:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 17

Exercise 20(B)

Solution 1:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 18

Solution 2:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 19

Solution 3:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 20
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 21

Solution 4:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 22
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 23

Solution 5:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 24

Solution 6:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 25

Solution 7:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 26

Solution 8:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 27

Solution 9:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 28

Solution 10:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 29

Solution 11:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 30

Solution 12:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 31

Solution 13:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 32
We need to find the cost of carpeting of 80 cm = 0.8 m wide carpet, if the rate of carpeting is Rs. 25. Per metre.
Then
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 33

Solution 14:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 34
Solution 15:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 35

Solution 16:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 36

Solution 17:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 37

Solution 18:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 38

Solution 19:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 39

Solution 20:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 40

Solution 21:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 41

Solution 22:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 42

Solution 23:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 43

Solution 24:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 44
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 46

Solution 25:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 47

Solution 26:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 48

Solution 27:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 49
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 50
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 51
In the given figure, we can observe that the non-parallel sides are equal and hence it is an isosceles trapezium.
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 52

Solution 28:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 53

Solution 29:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 54

Solution 30:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 55

Solution 31:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 56

Solution 32:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 57

Solution 33:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 58

Solution 34:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 59

Solution 35:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 60

Solution 36:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 61

Exercise 20(C)

Solution 1:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 62

Solution 2:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 63.

Solution 3:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 64

Solution 4:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 65

Solution 5:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 66

Solution 6:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 67

Solution 7:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 68

Solution 8:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 69

Solution 9:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 70

Solution 10:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 71

Solution 11:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 72

Solution 12:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 73

Solution 13:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 74

Solution 14:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 75

Solution 15:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 76

Solution 16:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 77

Solution 17:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 78

Solution 18:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 79

Solution 19:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 80

Solution 20:
From the given data, we can calculate the area of the outer circle and then the area of inner circle and hence the width of the shaded portion.
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 81

Solution 21:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 82

Solution 22:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 83

Solution 23:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 84

Solution 24:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 85

Solution 25:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 86

Solution 26:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 87

Solution 27:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 88

Solution 28:
Selina Concise Mathematics Class 9 ICSE Solutions Area and Perimeter of Plane Figures image - 89

More Resources for Selina Concise Class 9 ICSE Solutions

Leave a Reply

Your email address will not be published. Required fields are marked *