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Mathematics 8 Online
OpenStudy (darkbluechocobo):

Help with Law of cosines.

OpenStudy (darkbluechocobo):

Use the Law of Cosines to solve for the largest angle in the triangle with the given measures. Round answers to the nearest tenth. a = 22m, b = 24m, c = 26m.

OpenStudy (darkbluechocobo):

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OpenStudy (anonymous):

So what do you need help with in the problem?

OpenStudy (anonymous):

Do you know how to do this?

OpenStudy (darkbluechocobo):

C=cos^-1(22^2+24^2-26^2/2(22)(24)) C=68.68 Degrees I just wanna like make sure I aam doing the steps right to solve for the angle

OpenStudy (darkbluechocobo):

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OpenStudy (darkbluechocobo):

to find A would we use the same equation?

OpenStudy (darkbluechocobo):

except you would subtract a^2?

OpenStudy (darkbluechocobo):

@Andrewthehelper this is where I need help with. I have issues with changing the equation around to find what I need

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