haileysterling2005 haileysterling2005

01-07-2021
Mathematics

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The Law of Sines: Mastery Test ? In triangle ABC, how long is side a if A = 24°, C = 55°, and c = 3? O 1.49 O 1.31 O 6.04 O 0.1

The Law of Sines Mastery Test In triangle ABC how long is side a if A 24 C 55 and c 3 O 149 O 131 O 604 O 01 class=

Respuesta :

Luv2Teach Luv2Teach

01-07-2021

Answer:

Step-by-step explanation:

Using the Law of Sines, our proportion would be

[tex]\frac{sin24}{a}= \frac{sin55}{3}[/tex] and cross multiply to get

3sin24 = asin55 and solve for a:

[tex]a=\frac{3sin24}{sin55}[/tex] so

a = 1.49, the first choice.

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