MathematicsMensurationJAMB
Find the total surface area of a closed cylinder of radius 7 cm and height 10 cm. (Take π = 22/7.)
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Answer: B. 748 cm²
2πr(r + h) = 2 × 22/7 × 7 × 17 = 44 × 17 = 748 cm².
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.