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A right circular cylinder has radius 7 cm and height 10 cm, what will becurved surface area ?5 cm. What willbe its covered surface area |
Answer» <html><body><p><strong>Step-by-step <a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/given-473447" style="font-weight:bold;" target="_blank" title="Click to know more about GIVEN">GIVEN</a>: Radius=7cm,</p><p></p><p>Height=10cm</p><p></p><p>Total <a href="https://interviewquestions.tuteehub.com/tag/surface-1235573" style="font-weight:bold;" target="_blank" title="Click to know more about SURFACE">SURFACE</a> area=2πr(h+r)sq.units</p><p></p><p>=2×722×7(10+7)</p><p></p><p>=44×17=748sq.cm</p><p></p><p></p></body></html> | |