Question

determine o valor de x ​

Answer 1

$\displaystyle \text{Tg}(60^{\circ})=\frac{\text H }{10 }$

$\displaystyle \sqrt{3} = \frac{\text H }{10}$

Portanto :

$\huge\boxed{\displaystyle \text H = 10\sqrt{3} \ \text m }\checkmark$