Question

Find the length of diagonal of a square with side 7cm.

Answer 1

$\huge \underline \bold \red{answer \: = }9.9cm$

$\underline\bold \purple{formula \: = \: s \sqrt{2}}$

$\bold{ = 7 \sqrt{2}}$

$\bold{ = (7)(1.414)}$

$\underline\bold \green{ answer \: = 9.9cm....}$