The ratio of the area of two square, one having and double its diagonal than the other is?
Options:
A . 4:1
B . 2:1
C . 3:2
D . 3:1
Answer: Option A
Let the diagonal of one square be (2d) cmThen, diagonal of another square = d cm? Area of first square = [ 1/2 x (2d)2] cm2Area of second square = (1/2 x d2) cm2? Ratio of area = (2d)2/ d2= 4/1 = 4: 1
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