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nessapierce9
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nessapierce9
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11
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1
1 Questions
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+5
1755
2
+11
law of cosines
whats 400=169+121-286CosC . i keep getting 74.something and the answer is 112degrees37seconds? i can't find my calculator
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nessapierce9
Jan 29, 2012
#1
+11
0
-2b+1=-3b+6
b+1=6
b=5
nessapierce9
Jan 29, 2012
+11 
