New SIDBI Grade A New Batch Starts on Nov 18

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    Question

    A 103.68 Correct Answer Incorrect Answer
    B 53.76 Correct Answer Incorrect Answer
    C 80.64 Correct Answer Incorrect Answer
    D 56.76 Correct Answer Incorrect Answer

    Solution

    That mean BE is median because E is mid point divided the line in 2:1, G is centroid, which is 3 → 14.4 1 → 4.8 2 → 9.6 BG = 9.6 Same   AD → AG = 2/3 × 10.8 = 7.2 Area of ∆ABG = 1/2 × 7.2 ×  9.6 = 34.56 Area of ∆ ABC = 3 × ∆ABG Area of ∆ ABC = 3 × 34.56 ∆ABC = 103.68 cm2

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