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1* Given that the sides of a triangle are a = 3, b = 5, and c = 7, find all three angles. Your students tell you that they are confused about when they should use the Law of Cosines and when they should use the Law of Sines when trying to find missing parts of a tri- angle. What do you tell them?

1* Given that the sides of a triangle are a = 3, b = 5, and c = 7, find all three angles. Your students tell you that they are confused about when they should use the Law of Cosines and when they should use the Law of Sines when trying to find missing parts of a tri- angle. What do you tell them?

Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter5: Trigonometric Functions: Right Triangle Approach
Section5.6: The Law Of Cosines
Problem 21E
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1* Given that the sides of a triangle are a = 3, b = 5, and c = 7, find all three angles. Your students tell you that they are confused about when they should use the Law of Cosines and when they should use the Law of Sines when trying to find missing parts of a tri- angle. What do you tell them?
Transcribed Image Text:1* Given that the sides of a triangle are a = 3, b = 5, and c = 7, find all three angles. Your students tell you that they are confused about when they should use the Law of Cosines and when they should use the Law of Sines when trying to find missing parts of a tri- angle. What do you tell them?
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