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Q. Area of a square plot is $6561 m ^2$. Find the length of a diagonal of the square plot. The following steps are involved in solving the above problem. Arrange them in sequential order. (A) Area of the square plot $=x^2=6561$ (given) (B) Length of the diagonal $=\sqrt{2} \times x=81 \sqrt{2} m$ (C) Let the side of the square plot be $x cm$. (D) $\therefore$ Side of the square plot, $x=\sqrt{6561}=81 m$

Squares and Square Roots and Cubes and Cube Roots

Solution:

Correct answer is (c) $CADB$