MathematicsEuclidean geometryJAMB
An angle at the centre of a circle is 80°. The angle subtended by the same arc at the circumference is:
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Answer: A. 40°
The angle at the centre is twice the angle at the circumference: 80° ÷ 2 = 40°.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.