Question

calcule o valor de x:​

Answer 1

Resposta:

X= 12

Teorema de Pitágoras:

${13}^{2} = {x}^{2} { + 5}^{2}$

$169 = {x}^{2} + 25 \\ 169 - 25 = {x}^{2} \\ {x = \sqrt{144} }^{2}$

X = 12