1.

Solve the triangle in which a=(√3+1),b=(√3-1)and angle C=60°.

Answer» ∵ a = √3 + 1, b = √3 – 1, C = 60°\xa0∵ A + B + C = 180°\xa0∴ A + B = 120° .......(i)\xa0∵ From law of tangent, we know that∴ c = √6 , A = 105°, B = 15°


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