Multiple Choice Questions on Find the ratio of the diameter of the circle inscribed in and circumscribed an Equilateral triangle ........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

Find the ratio of the diameter of the circle inscribed in and circumscribed an Equilateral triangle ...........

Quantitative Aptitude ( CCS) Mensuration 2D
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    Find the ratio of the diameter of the circle inscribed in and circumscribed an Equilateral triangle to its height

    1:2:3

    Incorrect Answer

    2:4:3

    Correct Answer

    1:3:4

    Incorrect Answer

    3:2:1

    Incorrect Answer
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    Explanation:

    Height =h= (√3/2)a a= side of tirange
    Inradius = a/(2√3)
    Incircle diameter (d)= 2a/2√3=a/√3
    Circumradius= a/√3
    Circumcircle’s diameter (D)=2a/√3
    So d:D:H=a/√3 :2a/√3 :√3/2 a= 2:4:3

    By: MIRZA SADDAM HUSSAIN
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