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…
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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…
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:…
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…