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The ratio of the area of a square to that of the square drawn on diagonal is :
Answer & Solution
Correct Answer:
Option
C
$$\eqalign{
& {\text{Required ratio}} \cr
& = \frac{{{a^2}}}{{{{\left( {\sqrt 2 a} \right)}^2}}} \cr
& = \frac{{{a^2}}}{{2{a^2}}} \cr
& = \frac{1}{2} \cr
& = 1:2 \cr} $$
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