Question

In a $\triangle ABC$, $a = 1$, $b = \sqrt{3}$ and $\angle C = \dfrac{\pi}{6}$. Then the measure of the third side $c =$}

• A. 4
• B. 3
• C. 1
• D. 2

Hint:

When two sides and the included angle are known (SAS), the Cosine Rule is the direct and only formula needed to find the third side.

Answer 1

The Correct Option is C