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Quizás quisiste decir: The equation sin (40 degree) equals StartFraction b Over 20 EndFraction can be used to determine the length of line segment AC.What is the length of ? Round to the nearest tenth.

Quizás quisiste decir The equation sin 40 degree equals StartFraction b Over 20 EndFraction can be used to determine the length of line segment ACWhat is the le class=

Respuesta :

Explanation:

[tex]\sin 40º=\frac{b}{20}[/tex]

We have to solve for b, by multiplying both sides by 20:

[tex]b=20\sin 40º=12.85575219[/tex]

Answer:

Rounded to the nearest tenth, the length of the segment is 12.9 cm

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