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Consider triangle ABC: (20 marks) a = 132, b = 224, and ∠C = 28° Sketch the triangle(s). Solve for c using Cosine law. Solve for the missing angles using Sine law only and then separately using Cosine law only. Investigate the discrepancy (ie. one has two

Consider triangle ABC: (20 marks)

a = 132, b = 224, and ∠C = 28°

a. Sketch the triangle(s).

b. Solve for c using Cosine law.

c. Solve for the missing angles using Sine law only and then separately using Cosine law only.

d. Investigate the discrepancy (ie. one has two solutions, and the other one solution). Which is correct? Justify/explain.

https://gyazo.com/e777e5024a3f854ed2c411875264a816 

math   algebra   Word-Problems   Grade-11   
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Answer #1

Given that a=132, b= 224 and 26 = 28 From laws of Cosine ca Jartb - 2ab Corc 132 +2247-2 (132)(224) 608289 = 211.484 Ň 211.5

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Consider triangle ABC: (20 marks) a = 132, b = 224, and ∠C = 28° Sketch the triangle(s). Solve for c using Cosine law. Solve for the missing angles using Sine law only and then separately using Cosine law only. Investigate the discrepancy (ie. one has two
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