Respuesta :

Wallind11

Answer:

[tex] \cot(x) = \frac{3}{4} = \frac{10.5}{2b} [/tex]

[tex]4 \times 10.5 = 2 b \times 3[/tex]

[tex]42 = 6b[/tex]

[tex]b = 7[/tex]

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