Respuesta :

Answer:

AC ≈ 10.5 cm (1 dec. place )

Step-by-step explanation:

Given

tan55° = [tex]\frac{15}{b}[/tex]

Multiply both sides by b

b × tan55° = 15 ( divide both sides by tan55° )

AC = b = [tex]\frac{15}{tan55}[/tex] ≈ 10.5 cm

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