Geometrymedium · Past Paper
In a circle, a chord AB is 10 cm and the radius is 13 cm. What is the distance of the chord from the center?
A12 cm
B5 cm
C8 cm
D11 cm
✓ Correct Answer: A — 12 cm
Half-chord = 5 cm. Distance d = sqrt(13^2 - 5^2) = sqrt(169 - 25) = sqrt(144) = 12 cm.
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