document.write( "Question 32493: please help me with this long question. i PROMISE it really is only one question in my book, but its super long. please believe me that its only one question...\r
\n" ); document.write( "\n" ); document.write( "Given triangle ABC with C=48 degrees, a=12 and b=8:
\n" ); document.write( "a. Solve for c, rounding your answer first to the nearest tenth and then to the nearest hundredth.
\n" ); document.write( "b. Use the law of sines with your first answer for c to find A
\n" ); document.write( "c. use the law of sines with your second answer for c to find A
\n" ); document.write( "d. Use the law of cosines to find angle A using your first answer for c
\n" ); document.write( "e. use the law of cosines to find angle A using your second answer for c
\n" ); document.write( "f. Find angle B using the two measures found in part a.
\n" ); document.write( "g. is angle A acute or abtuse and why?\r
\n" ); document.write( "\n" ); document.write( "im so sorry this is so long, its seriously how it is in the book... its a C excersise and they're usually the hard ones, and i dont get it at all!
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Algebra.Com's Answer #19063 by venugopalramana(3286)\"\" \"About 
You can put this solution on YOUR website!
Given triangle ABC with C=48 degrees, a=12 and b=8:
\n" ); document.write( "a. Solve for c, rounding your answer first to the nearest tenth and then to the nearest hundredth.
\n" ); document.write( "C^2=a^2+b^2-2ab*COS(C),SUBSTITUTING THE ABOVE VALUES WE GET
\n" ); document.write( "c=8.9.....
\n" ); document.write( "c=8.92
\n" ); document.write( "b. Use the law of sines with your first answer for c to find A
\n" ); document.write( "a/SINA(A) = c/SIN(C)......
\n" ); document.write( "WITH c=8.9......NO ANSWER...AS VALUE EXCEEDS RANGE OF SIN(A)
\n" ); document.write( "c. use the law of sines with your second answer for c to find A
\n" ); document.write( "WITH c=8.92......A=88.71 DEG.\r
\n" ); document.write( "\n" ); document.write( "d. Use the law of cosines to find angle A using your first answer for c
\n" ); document.write( "COS(A)=(b^2+c^2-a^2)/2bc......A=90.3 DEG.WITH c=8.9
\n" ); document.write( "e. use the law of cosines to find angle A using your second answer for c
\n" ); document.write( "COS(A)=(b^2+c^2-a^2)/2bc......A=90.3 DEG.WITH c=8.92\r
\n" ); document.write( "\n" ); document.write( "f. Find angle B using the two measures found in part a.
\n" ); document.write( "b/SIN(B)=c/SIN(C)......B=41.9..WITH c=8.9...AND B=41.8...WITH c=8.92\r
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\n" ); document.write( "\n" ); document.write( "g. is angle A acute or abtuse and why?
\n" ); document.write( "FOR ACTUAL VALUE OF c WE GET A=89.8...SO IT IS ACUTE.
\n" ); document.write( "im so sorry this is so long, its seriously how it is in the book... its a C excersise and they're usually the hard ones, and i dont get it at all!
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