Find the length of a chord which subtends an angle of 90° at the centre of a circle whose radius is 8 cm.
a
\(8\sqrt{3}\) cm
b
4 cm
c
8 cm
d
\(8\sqrt{2}\) cm
Explanation
Correct Option
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Find the length of a chord which subtends an angle of 90° at the centre of a circle whose radius is 8 cm.
\(8\sqrt{3}\) cm
4 cm
8 cm
\(8\sqrt{2}\) cm