1.由正弦定理,(1+√3)sinC=2sinB=2sin(C+π/6)
化简得tanC=1,∴C=π/4
2.由正弦定理,b/a=sinB/sinA=sin(π/6+π/4)/ sin(π/6)=√2/2×(1+√3)
又有题ab×√2/2=1+√3
联立解得a=√2,b=1+√3.
c=√2a=2
1.由正弦定理,(1+√3)sinC=2sinB=2sin(C+π/6)
化简得tanC=1,∴C=π/4
2.由正弦定理,b/a=sinB/sinA=sin(π/6+π/4)/ sin(π/6)=√2/2×(1+√3)
又有题ab×√2/2=1+√3
联立解得a=√2,b=1+√3.
c=√2a=2