MathematicsMensurationJAMB
A cylinder of radius 7 cm has a curved surface area of 440 cm². Find its height. (Take π = 22/7.)
Show answer
Answer: B. 10 cm
2πrh = 2 × 22/7 × 7 × h = 44h = 440, so h = 10 cm.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.