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UKMT Senior Mathematical Challenge, 2016 Geometry Difficulty 2.0 Junior Find the answer United Kingdom
The diagram shows a square A B C D ABCD A B C D and a right-angled triangle A B E ABE A B E . The length of B C BC B C is 3. The length of B E BE B E is 4. What is the area of the shaded region?
(A) 5 1 4 5\frac{1}{4} 5 4 1 (B) 5 3 8 5\frac{3}{8} 5 8 3 (C) 5 1 2 5\frac{1}{2} 5 2 1 (D) 5 5 8 5\frac{5}{8} 5 8 5 (E) 5 3 4 5\frac{3}{4} 5 4 3
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