Rs Aggrawal 2019 Solutions for Class 6 Math Chapter 20 Two Dimensional Reflection Symmetry Linear Symmetry are provided here with simple step-by-step explanations. These solutions for Two Dimensional Reflection Symmetry Linear Symmetry are extremely popular among Class 6 students for Math Two Dimensional Reflection Symmetry Linear Symmetry Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Rs Aggrawal 2019 Book of Class 6 Math Chapter 20 are provided here for you for free. You will also love the ad-free experience on Meritnation’s Rs Aggrawal 2019 Solutions. All Rs Aggrawal 2019 Solutions for class Class 6 Math are prepared by experts and are 100% accurate.

#### Page No 218:

#### Question 1:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

A square has

(a) one line of symmetry

(b) two lines of symmetry

(c) three lines of symmetry

(d) four lines of symmetry

#### Answer:

(d) four lines of symmetry

#### Page No 218:

#### Question 2:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

A rectangle is symmetrical about

(a) each one of its sides

(b) each one of its diagonals

(c) a line joining the midpoints of its opposite sides

(d) none of these

#### Answer:

(c) a line joining the midpoints of its opposite sides

#### Page No 218:

#### Question 3:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

A rhombus is symmetrical about

(a) the line joining the midpoints of its opposite sides

(b) each of its diagonals

(c) perpendicular bisector of each of its sides

(d) none of these

#### Answer:

(b) each of its diagonals

#### Page No 218:

#### Question 4:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

A circle has

(a) no line of symmetry

(b) one line of symmetry

(c) two lines of symmetry

(d) an unlimited number of lines of symmetry

#### Answer:

(d) an unlimited number of lines of symmetry

This is because a circle has infinite number of diameters. Also, a circle is symmetrical about each of its diameter.

#### Page No 218:

#### Question 5:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

A scalene triangle has

(a) no line of symmetry

(b) one line of symmetry

(c) two lines of symmetry

(d) three lines of symmetry

#### Answer:

(a) no line of symmetry

#### Page No 219:

#### Question 6:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

*ABCD* is a kite in which *AB* = *AD* and *BC* = *DC*.

The kite is symmetrical about

(a) the diagonal *AC*

(b) the diagonal *BD*

(c) none of these

Figure

#### Answer:

(a) the diagonal *AC*

#### Page No 219:

#### Question 7:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

The letter *O* of the English alphabet has

(a) no line of symmetry

(b) one line of symmetry

(c) two lines of symmetry

(d) none of these

#### Answer:

(c) two lines of symmetry

#### Page No 219:

#### Question 8:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

The letter Z of the English alphabet has

(a) no line of symmetry

(b) one line of symmetry

(c) two lines of symmetry

(d) none of these

#### Answer:

(a) no line of symmetry

#### Page No 219:

#### Question 9:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

Draw the line (or lines) of symmetry of each of the following figures.

Figure

#### Answer:

(i)

(ii)

(iii)

(iv)

#### Page No 219:

#### Question 10:

*Mark (✓) against the correct answer in each of Q.1 to Q.8.*

Which of the following statements are true and which are false?

(i) A parallelogram has no line of symmetry.

(ii) An angle with equal arms has its bisector as the line of symmetry.

(iii) An equilateral triangle has three lines of symmetry.

(iv) A rhombus has four lines of symmetry.

(v) A square has four lines of symmetry.

(vi) A rectanle has two lines of symmetry.

(vii) Each one of the letters H, I, O, X of the English alphabet has two lines of symmetry.

#### Answer:

(i) True

(ii) True

(iii) True

An equilateral triangle is symmetrical about each one of the bisectors of its interior angle. Also, it has three bisectors.

(iv) False

A rhombus has two lines of symmetry. It is symmetrical about each one of its diagonals.

(v) True

A square is symmetrical about each one of its diagonals and the lines joining the midpoints of the opposite sides.

(vi) True

A rectangle is symmetrical about the lines joining the midpoints of the opposite sides.

(vii) True

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