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 2 years ago
Given A = 67o, B = 13o, and b = 20.3, which of the following can be used to solve the triangle?
a. Law of Sines
b. Law of Cosines
c. Hero's Formula
d. Cannot be solved.
 2 years ago
Given A = 67o, B = 13o, and b = 20.3, which of the following can be used to solve the triangle? a. Law of Sines b. Law of Cosines c. Hero's Formula d. Cannot be solved.

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AERONIK
 2 years ago
Best ResponseYou've already chosen the best response.0cosine formula is a good option

freewilly922
 2 years ago
Best ResponseYou've already chosen the best response.1Ah. Law of sines: \[\frac{\sin(a)}{A}=\frac{\sin(b)}{b}\] Law of cosines is \[c^2 = a^2+b^2  2ab\cos(C)\] So what are you given that can be used here?

freewilly922
 2 years ago
Best ResponseYou've already chosen the best response.1Sorry the law of sines should have been: \[\frac{\sin(A)}{a}=\frac{\sin(B)}{b}\]

freewilly922
 2 years ago
Best ResponseYou've already chosen the best response.1Yes it can. You have 1 side and three angles

freewilly922
 2 years ago
Best ResponseYou've already chosen the best response.1And i flipped all my capitol letters with the convention. Yes, Multiple uses of Law of sines would solve the triangle. You would have to do a 180ab to get angle c though...
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