RD Sharma Solutions For Class 7 Maths Exercise 18.2 Chapter 18 Symmetry

In order to succeed in the exams, our expert team has provided the solutions to RD Sharma Class 7 Maths Chapter 18 in a well-structured manner with appropriate explanations for a better understanding of the concepts. Learners can download the pdf of RD Sharma Solutions for class 7 from the links provided below. Experts suggest students practice the solutions many numbers of times to yield good results in their exams. This exercise deals with lines of symmetry and reflection.

Download the PDF of RD Sharma Solutions For Class 7 Chapter 18 – Symmetry Exercise 18.2

 

rd sharma class 7 maths solution ch 18 ex 2
rd sharma class 7 maths solution ch 18 ex 2
rd sharma class 7 maths solution ch 18 ex 2
rd sharma class 7 maths solution ch 18 ex 2
rd sharma class 7 maths solution ch 18 ex 2
rd sharma class 7 maths solution ch 18 ex 2
rd sharma class 7 maths solution ch 18 ex 2

 

Access answers to Maths RD Sharma Solutions For Class 7 Chapter 18 – Symmetry Exercise 18.2

1. In the following figures, the mirror line (i.e. the line of symmetry) is given as dotted line. Complete each figure performing reflection in the dotted (mirror) line. Also, try to recall name of the complete figure.

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 15

Solution:

(a) It will be a rectangle.

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 16

(b) It will be triangle

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 17

(c) It will be rhombus

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 18

(d) It will be circle

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 19

(e) It will be pentagon

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 20

(d) It will be octagon

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 21

2. Each of the following figures shows paper cuttings with punched holes. Copy these figures on a plane sheet and mark the axis of symmetry so that if the paper is folded along it, then the wholes on one side of it coincide with the holes on the other side.

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 22

Solution:

The lines of symmetry in the given figures are as follows:

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 23

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 24

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 25

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 26

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 27

3. In the following figures if the dotted lines represent the lines of symmetry, find the other hole(s).

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 28

Solution:

The other holes in the figure are as follows:

RD Sharma Solutions for Class 7 Maths Chapter 18 Symmetry Image 29


Leave a Comment

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