TS EAMCET · Maths · Properties of Triangles
In \(\triangle A B C\), if \(a=1, b=2, \angle C=60^{\circ}\) then \(4 \Delta^2+c^2=\)
- A 6
- B 3
- C \(\frac{\sqrt{3}}{2}\)
- D 9
Answer & Solution
Correct Answer
(A) 6
Step-by-step Solution
Detailed explanation
Clearly \(\Delta=\frac{1}{2} \cdot a \cdot b \sin c\)…
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