Trigonometric Equations Question 189

Question: In $ \Delta ABC,\frac{\sin B}{\sin (A+B)}= $

[MP PET 1989]

Options:

A) $ \frac{b}{a+b} $

B) $ \frac{b}{c} $

C) $ \frac{c}{b} $

D) None of these

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Answer:

Correct Answer: B

Solution:

  • $ \frac{\sin B}{\sin (A+B)}=\frac{\sin B}{\sin C}=\frac{b}{c} $ .