Chapter 11: Algebra
EXERCISE 11.1 (a) A pattern of letter T as T (b) A pattern of letter Z as Z (c) A pattern of letter U as U (d) A pattern of letter V as V (e) A pattern…
Chapter 12: Ratio and Proportion
EXERCISE 12.1 Solution: Given, Number of girls = 20 girls Number of boys = 15 boys Total number of students = 20 + 15 = 35 Ratio of number of girls to number of boys = 20/15…
Chapter 13: Symmetry
EXERCISE 13.1 Solution: Four examples are the blackboard, the table top, a pair of scissors, the computer disc etc. 2. For the given figure, which one is the mirror line, l 1 or l 2 ? Solution:…
Chapter 14: Practical Geometry
EXERCISE 14.1 Solution: Steps to draw the required circle with a radius of 3.2 cm are as follows. Step 1: Measure and open the compass of the given length. Step 2: Mark a Centre ‘O’ as the Centre. As we…
