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UKMT Senior Mathematical Challenge, 2021

Geometry Difficulty 3.0 AMC 10/12 Find the answer United Kingdom

Five line segments of length $2$ , $2$ , $2$ , $1$ and $3$ connect two corners of a square as shown in the diagram. What is the shaded area?

(A) $8$ (B) $9$ (C) $10$ (D) $11$ (E) $12$

Figure for this problem

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