hardest question for me. i need to pass

If square ABCD has area 25, and the area of the larger shaded square is
9 times the area of the smaller shaded square, what is the length of
one side of the smaller shaded square?

Note: Figure not drawn to scale

3/4
1. 5/4
2. 6/5
3. 4/3
4. 5/3

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