Respuesta :

Answer:

u = 3.8 cm

Step-by-step explanation:

Since these triangles are similar, we can use a proportion to solve:

[tex]\frac{8}{6}= \frac{5}{u}[/tex]

Cross multiply:

8u = 30

Divide both sides by 8:

3.75 cm

Round to nearest tenth:

3.8 cm

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