Multiple Choice Questions on Find the area of sheet required to prepare an 60m height cone with base radius 32cm ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

Find the area of sheet required to prepare an 60m height cone with base radius 32cm ........

Quantitative Aptitude ( CCS) Mensuration 2D
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    Find the area of sheet required to prepare an 60m height cone with base radius 32cm.

    138625 cm2

    Incorrect Answer

    158510 cm2

    Incorrect Answer

    149607 cm2

    Incorrect Answer

    128612 cm2

    Correct Answer
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    Explanation:

    L = √(602 + 322) = 68
    Area = 3.14*r(h+l)
    Area of sheet = 3.14*32(60+68)
    = 12861.44 = 128612cm2

    By: Amit Kumar
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