Two circles of radius 1 are such that the centre of each circle lies on the other circle. A square is inscribed in the space between the circles.
What is the area of the square?
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2 - \frac{\sqrt{7}}{2}
2 + \frac{\sqrt{7}}{2}
4 - \sqrt{5}
1
\frac{\sqrt{5}}{5}
Select an option, then submit.
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Senior Mathematical Challenge 2019 (2019)
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