The diagram shows a square . The arc is a quarter circle. The point is the midpoint of and the point lies on . The line is a tangent to the arc .
What is the ratio of the length of to the length of ? Give your ratio in its simplest form.
Select one option, then click Submit.
3 : 2
4 : 3
5 : 4
7 : 6
9 : 8
Select an option, then submit.
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Senior Mathematical Challenge 2016 (2016)
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