Use the Law of Cosines to Solve the Given Triangle

question 41

Multiple Choice

Use the law of Cosines to solve the given triangle.Round your answer to two decimal places. ​
A = 140°,b = 8,c = 9
​

• A)a ≈ 15.98,B ≈ 21.23°,C ≈ 18.77°
• B)a ≈ 8,B ≈ 18.77°,C ≈ 21.23°
• C)a ≈ 15.98,B ≈ 18.77°,C ≈ 21.23°
• D)a ≈ 15.98,B ≈ 20°,C ≈ 20°
• E)a ≈ 9,B ≈ 18.77°,C ≈ 21.23°

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Definitions:

Social Information Processing Theory

Information from others is used to interpret events and develop expectations about appropriate and acceptable attitudes and behaviours.

Information Dependence

The extent to which individuals or organizations rely on others for obtaining information necessary for making decisions or carrying out tasks.

Social Information Processing Theory

A theory that suggests individuals give meaning to their interactions and relationships in online spaces based on textual and non-verbal cues over time.

Information Dependence

Refers to the extent to which individuals or organizations rely on others for obtaining information necessary for their decision-making processes.