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Mathematics
Mathematics
Problem
Area of a circle in which a chord of length
2
\sqrt{2}
2
makes an angle
π
2
\frac{\pi}{2}
2
π
at the centre is a.
π
4
\frac{\pi}{4}
4
π
b.
π
2
\frac{\pi}{2}
2
π
c.
π
\pi
π
d.
2
π
2\pi
2
π
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