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OpenStudy (anonymous):
next problem... a triangle has sides a=2, b=3 and angle C=40dgree..find length of side c..
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OpenStudy (anonymous):
c=4 or maybe 5
OpenStudy (anonymous):
how to calculate? can u show me how?
OpenStudy (anonymous):
if a = 2 and b=3 then c= 4 or 5 it is like it is counting up by one's
OpenStudy (anonymous):
use formula.. wait i check first
OpenStudy (kira_yamato):
By the cosine rule,
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OpenStudy (anonymous):
sigh.....thanx a lot guys...finally i got da answer...:)
OpenStudy (anonymous):
okay
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