Multiple Choice Questions on Find the area of an isosceles triangle whose sides are 10 cm 6 cm and 6 cm ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

Find the area of an isosceles triangle whose sides are 10 cm 6 cm and 6 cm ........

Quantitative Aptitude ( CCS) Mensuration 2D
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    Find the area of an isosceles triangle whose sides are 10 cm, 6 cm and 6 cm.

    25√11 sq. cm.

    Incorrect Answer

    √11 sq. cm

    Incorrect Answer

    5 sq. cm.

    Incorrect Answer

    5√11 sq. cm.

    Correct Answer
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    Explanation:

    Semi perimeter of triangle s = (10 + 6 + 6) / 2 = 11.
    Area of triangle = √11 x (11-10) x (11-6) x (11-6) 
    = √11 x 5 x 5 = 5√11cm2

    By: MIRZA SADDAM HUSSAIN
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    Virendra Bajpai

    10+6+6/2 how

    0 0 reply

    susheel

    Heron's formula is being used here..

    0 0 reply
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