Question

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Determine as medidas reais (m) e do desenho (cm) indicadas, sendo BI bissetriz interna e BE bissetriz externa

Answer 1

1)

$\frac{5}{4} = \frac{x}{2} \\ \\ 4x = 10 \\ \\ x = 10 / 4 \\ \\ x = 2,5cm$

2)

$\frac{5}{4} = \frac{6}{x} \\ \\ 5x = 24 \\ \\ x = 24 / 5 \\ \\ x = 4,8$