Angles in A.P. (B = 60 degrees): find a side, angle or area

1. A.
   $\frac{\sqrt{3}}{2}, \frac{3}{2}$
2. B.
   $\frac{3}{2}, \frac{3\sqrt{3}}{2}$
3. C.
   $\frac{3\sqrt{3}}{2}, \frac{3}{2}$
4. D.
   $\frac{3}{2}, \frac{\sqrt{3}}{2}$

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1. A.
   $30^\circ$
2. B.
   $60^\circ$
3. C.
   $75^\circ$
4. D.
   $45^\circ$

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1. A.
   $5+\sqrt{6}$
2. B.
   $\sqrt{5}-1$
3. C.
   $\sqrt{6}+1$
4. D.
   $\sqrt{5}+1$

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1. A.
   $24 + 2\sqrt{6}\text{ }cm$
2. B.
   $24 + \sqrt{6}\text{ }cm$
3. C.
   $24 - 2\sqrt{6}\text{ }cm$
4. D.
   $22 - \sqrt{6}\text{ }cm$

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1. A.
   $\dfrac{5\pi}{12}$
2. B.
   $\dfrac{7\pi}{12}$
3. C.
   $\dfrac{5\pi}{6}$
4. D.
   $\dfrac{7\pi}{6}$

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1. A.
   $16$ sq. units
2. B.
   $8\sqrt{3}$ sq. units
3. C.
   $16\sqrt{3}$ sq. units
4. D.
   $32$ sq. units

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1. A.
   $30^\circ$
2. B.
   $90^\circ$
3. C.
   $105^\circ$
4. D.
   $75^\circ$

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1. A.
   $2 : 1$
2. B.
   $3 : 1$
3. C.
   $5 : 3$
4. D.
   $4 : 3$

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1. A.
   $3 \pm \sqrt{6}$
2. B.
   $4 \pm \sqrt{6}$
3. C.
   $5 \pm \sqrt{6}$
4. D.
   $6 \pm \sqrt{6}$

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