Solve the triangle in which a=(√3+1),b=(√3-1)and angle c=60°
Solve the triangle in which a=(√3+1),b=(√3-1)and angle c=60°
Diksha khawale , 7 Years ago
Grade 12
Trigonometry> Solve the triangle in which a=(√3+1),b=(√...
1 Answers
Arun
c2 = b2 + a2 – 2ab cos C
= (√3 + 1)2 + (√3 – 1)2 – 2(√3 + 1)(√3 – 1) cos 60o
= 8 – 4. 1/2 = 6
⇒ c = √6.
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