Question

8.Qual o valor de x na figura abaixo:
X
1
1​

Answer 1

$\large \boxed{ \begin{array}{l} \rm \: x {}^{2} = 1 {}^{2} + 1 {}^{2} \\ \rm \: x {}^{2} = 1 + 1 \\ \rm \: x {}^{2} = 2 \\ \rm \: x = \sqrt{2} \end{array}}$