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UKMT Pink Kangaroo, 2023

Geometry Difficulty 2.0 Junior Find the answer United Kingdom

The diagram shows three squares of side-length $3\text{ cm}$ , $5\text{ cm}$ and $8\text{ cm}$ . What is the area, in $\text{cm}^2$ , of the shaded trapezium?

(A) $13$ (B) $\dfrac{55}{4}$ (C) $\dfrac{61}{4}$ (D) $\dfrac{65}{4}$ (E) $\dfrac{69}{4}$

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