Area Problems
The ratio of the area of two square, one having and double its diagonal than the other is?

3:1
2:1
3:2
4:1

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Area Problems
A park is in the form of a square one of whose sides is 100 m . The area of the park excluding the circular lawn in the centre of the park is 8614 m 2. The radius of the circular lawn is?

21 m
None of these
41 m
31 m

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