## RS Aggarwal Class 6 Solutions Chapter 20 Two-Dimensional Reflection Symmetry (Linear Symmetry) Ex 20

These Solutions are part of RS Aggarwal Solutions Class 6. Here we have given RS Aggarwal Solutions Class 6 Chapter 20 Two-Dimensional Reflection Symmetry (Linear Symmetry) Ex 20

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

**Question 1.**

**Solution:**

(d)∵ A square has four lines of symmetry, two diagonals and two lines joining the mid-points of opposite sides.

**Question 2.**

**Solution:**

(c) ∵ A rectangle has two lines of symmetry, each one of which being the line joining of mid-points of opposite sides.

**Question 3.**

**Solution:**

(b) ∵ A rhombus has two lines of symmetry namely two diagonals.

**Question 4.**

**Solution:**

(d) Each diameter of a circle is its line of symmetry which are unlimited numbers.

**Question 5.**

**Solution:**

(a) ∵ A scalene triangle has no line of symmetry.

**Question 6.**

**Solution:**

(a) ∵ It is a figure of kite ; so AC is its line of symmetry.

**Question 7.**

**Solution:**

(c) ∵ Letter O has two lines of symmetry, one vertical and second horizontal

**Question 8.**

**Solution:**

(a) ∵ Letter Z has no line of symmetry.

**Question 9.**

**Solution:**

**Question 10.**

**Solution:**

(i) True (T) Parallelogram has no line of symmetry.

(ii) True (T) Bisector of an angle of*equal sides is the line of symmetry.

(iii) True (T) Perpendiculars from each vertices’s of an equilateral-triangle to its opposite side is its line of symmetry.

(iv) False (F) Rhombus has two lines of symmetry which are its -diagonals.

(v) True (T) Square has four lines of symmetry, two diagonals and two perpendicular bisectors of opposite sides.

(vi) True (T) A rectangle has two lines of symmetry which are the perpendicular bisectors of its opposite sides.

(vii) True (T) H, I, O and X has two lines of symmetry.

Hope given RS Aggarwal Solutions Class 6 Chapter 20 Two-Dimensional Reflection Symmetry (Linear Symmetry) Ex 20 are helpful to complete your math homework.

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