MathematicsEuclidean geometryJAMB
A chord 8 cm long is 3 cm from the centre of a circle. Find the radius.
Show answer
Answer: D. 5 cm
Half the chord is 4 cm; r = √(4² + 3²) = 5 cm.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.