Question

usando teorema de tales, encontre o valor do x nos itens a seguir ​

Answer 1

Explicação passo-a-passo:

Usando o Teorema de Tales:

$\dfrac{x}{9} =\dfrac{8}{12} \\\\\dfrac{x}{9} =\dfrac{2}{3}\\\\3x=2.9\\\\3x=18\\\\x=\dfrac{18}{3}\\\\\boxed{\boxed{x=6}}$

Answer 2

Resposta:

6

Explicação passo-a-passo:

$\frac{x}{9} = \frac{8}{12} \\ \\ \frac{x}{9} = \frac{2}{3} \\ \\ 3x = 18 \\ \\ x = \frac{18}{3} \\ \\ \boxed{\bold{\displaystyle{\clubsuit\ x = 6}}}\ \checkmark$