Page 129 - Maths Skill - 6

9 9 Symmetr
Symmetryy

Learning Outcomes
In this chapter, you will learn about :
� Introduction to symmetry � Axis of symmetry � Real life applications of reflection symmetry
� Linear symmetry � Reflection and symmetry � Rotational Symmetry

Boot-Up (To Recapitulate Previous Knowledge of Concepts)

COMPETENCY BASED QUESTIONS

A. Multiple-Choice Questions
1. Which of the following letters does not have any line of symmetry?
(i) E (ii) T (iii) N (iv) X
2. Which of the following letters has a horizontal line of symmetry?

(i) A (ii) B (iii) V (iv) T
3. Which of the following letters has a vertical line of symmetry?
(i) F (ii) J (iii) P (iv) V
4. Which of the following number has a horizontal and vertical line of symmetries?

(i) 1 (ii) 3 (iii) 8 (iv) 9
5. The number of lines of symmetry in a ruler is
(i) 0 (ii) 1 (iii) 2 (iv) 4

B. Fill in the Blanks

1. The number of lines of symmetry in a picture of Taj Mahal is ______________.
2. The digits having only two lines of symmetry are ______________ and ______________.

3. The digit having only one line of symmetry is ______________.
4. The number of digits having no line of symmetry is ______________.
5. The number of capital letters of the English alphabets having only vertical line of symmetry is _________.

C. Write ‘T’ for true and ‘F’ for false Statements
1. The letter ‘H’ has two lines of symmetry.
2. An angle has two lines of symmetry.

3. The line which divides the figure into two identical halves is called the line of symmetry.

4. A semicircle has two lines of symmetry.
5. The letter of English alphabet which has only one line symmetry is ‘D’.