Mathematics · Properties of Triangles
In a triangle ABC, if A = 30° and b(√3 + 1)2 + 2(√2 - 1) = c(√3 + 1)2 - 2(√2 - 1), then the angle B is:
- 152.5°
- 275°
- 397.5°✓
- 460°
Correct answer
97.5°
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