Question

Na figura, tg alfa= 1÷3, Calcule ×
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Answer 1

$\mathsf{\tan(\alpha)=\dfrac{x}{9}}\\\mathsf{x=9\tan(\alpha)}\\\mathsf{x=9.\dfrac{1}{3}}$

$\huge\boxed{\boxed{\mathsf{\maltese~~x=3}}}$