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Mathematics 14 Online
OpenStudy (anonymous):

In the Triangle shown below, find the measure of Angle A. Round to the nearer degree.

OpenStudy (anonymous):

|dw:1376260327840:dw|

OpenStudy (anonymous):

do you know what formula you need to use?

OpenStudy (anonymous):

we use cos,sin,or tan? right?

OpenStudy (anonymous):

we are going to use the law of cosines

OpenStudy (anonymous):

okay

OpenStudy (wolf1728):

What about sine A = 15/17 sine A = 0.8823529412 So the arc sine of 0.8823529412 equals Angle A need any more help?

OpenStudy (anonymous):

|dw:1376260883419:dw|

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