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UKMT Intermediate Mathematical Challenge, 2018

Geometry Difficulty 2.0 Junior Find the answer United Kingdom

The diagram shows a hexagon. All the interior angles of the hexagon are $120°$ . The lengths of some of the sides are indicated. What is the area of the hexagon?

(A) $20\sqrt{3}$ (B) $21\sqrt{3}$ (C) $22\sqrt{3}$ (D) $23\sqrt{3}$ (E) $24\sqrt{3}$

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