SOLUTION: What are the sides of A, b, and a in the triangle if given A = 25°, b = 28, a = 18. Thanks in advance.
So far I have this work: https://s16.postimg.org/nq5u4704l/math_4.png
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Question 1077544: What are the sides of A, b, and a in the triangle if given A = 25°, b = 28, a = 18. Thanks in advance.
So far I have this work: https://s16.postimg.org/nq5u4704l/math_4.png
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
The work is fine except that you went from A=25 deg to A=28 deg.
B=41.1
Therefore, C=110.9 deg.
c^2=a^2+b^2-2ab cos C=324+784-(-1008*(-.3567))=1467.59
c=38.31, essentially the same answer.
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