A) \[\frac{\pi }{4}\,sq\,cm\]
B) \[\frac{\pi }{2}-1\,sq\,cm\]
C) \[\frac{\pi }{5}sq\,cm\]
D) \[(\sqrt{2}-1)\ sq\ cm\]
Correct Answer: B
Solution :
[b] In the adjoining figure\[\angle ABO=\angle BMO=90{}^\circ \] and AM = BM and area of square \[AOBO'=1\,sq\,cm\] ![]() |
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