Question 699179
apply the pythagorean theorem
{{{11^2 + 14^2 = c^2}}}
...
{{{121 + 196 = c^2}}}
{{{c^2 = 317}}}
...
{{{sqrt(c^2) = sqrt(317)}}}
...
c = {{{sqrt(317)}}} = {{{highlight_green(17.8)}}}
……………….
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