Dear sir,

Asked by gouthamjayarajan | 24th Dec, 2009, 08:08: PM

Expert Answer:

Using Law of Cosines,

b2 = a2+c2-2ac cosB = 4+3+1+23 -23 - 2 = 6,

b = 6

Using Law of Sines,

a/sinA = b/sinB = c/sinC

sinA = axsinB/b = 3/6 = 1/2

A = 45

C = 180 - 60 - 45 = 75

Regards,

Team,

TopperLearning.

 

Answered by  | 25th Dec, 2009, 04:11: PM

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