In any triangle ABC, a=3 , b=4 and c=5 , then which is equal to \( Sin\frac{A}{2} \) ? A) \( \frac{3}{\sqrt{10}} \) B) \( \frac{1}{\sqrt{10}} \) C)…
Class 12 Mathematics · 2083 · Solved Question with Answer
In any triangle ABC, a=3, b=4 and c=5, then which is equal to \( Sin\frac{A}{2} \) ?
A) \( \frac{3}{\sqrt{10}} \) B)\( \frac{1}{\sqrt{10}} \) C) \( \frac{1}{10} \) D) \( \frac{3}{10} \)