Geometryeasy · Past Paper
If a chord AB of a circle is equal to the radius of the circle, what is the angle subtended by the chord at the center?
A30 degrees
B45 degrees
C60 degrees
D90 degrees
✓ Correct Answer: C — 60 degrees
The triangle formed by two radii and the chord is equilateral, so all angles are 60 degrees.
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