The ratio of the area of a square to that of the square drawn on its diagonal is :A1 : 1B1 : 2C1 : 3D1 : 4Answer: B. 1 : 2 Read Explanation: Let the side of square be a units.Area of this square =a2= a^2=a2The diagonal of square =2a=\sqrt{2}a=2aArea of square =2a2= 2a^2=2a2Required ratio =a2:2a2= a^2:2a^2=a2:2a2= 1 : 2 Read more in App