Question 10 - Figure it out - Page 196 to 198 - Chapter 8 Class 7 - Working with Fractions (Ganita Prakash)

Transcript

Question 10 What fraction of the whole square is shaded? Now, Area of Blue square = 1/4 × Area of square If we divide divide blue square into 8 parts Shaded region is 𝟑/𝟖 of blue square Figure 1 Now, Area of Blue triangle = 1/2 × Area of square If we divide divide blue triangle into 4 parts Shaded region is ¼ of blue triangle (top left) ¼ of blue triangle (bottom right) ½ × ¼ of blue triangle (Middle half) Thus, Area of shaded region = 𝟑/𝟖 × Area of blue square = 3/8 × 1/2 × Area of square = (3 × 1)/(8 × 2) × Area of square = 𝟑/𝟏𝟔 × Area of square