Geometrymedium · Past Paper
A chord is 8 cm long and its distance from the center is 3 cm. What is the diameter?
A5 cm
B10 cm
C12 cm
D15 cm
✓ Correct Answer: B — 10 cm
Radius = sqrt(4^2 + 3^2) = 5 cm. Diameter = 2 * 5 = 10 cm.
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