TS EAMCET · Maths · Vector Algebra
If \(\vec{a}+\vec{b}+\vec{c}=\overrightarrow{0},|\vec{a}|=3,|\vec{b}|=5,|\vec{c}|=7\), then the angle between \(\vec{a}\) and \(\vec{b}\) is
- A \(\frac{\pi}{6}\)
- B \(\frac{\pi}{4}\)
- C \(\frac{\pi}{3}\)
- D \(\frac{\pi}{2}\)
Answer & Solution
Correct Answer
(C) \(\frac{\pi}{3}\)
Step-by-step Solution
Detailed explanation
\(\vec{a}+\vec{b}+\vec{c}=\overrightarrow{0}\) Possible if \(\vec{a}, \vec{b}, \vec{c}\) represents sides of a triangle…
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