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    Question

    If sin A = 1/2, then what will be the value of cot²

    A?
    A 2 Correct Answer Incorrect Answer
    B 1 Correct Answer Incorrect Answer
    C 3 Correct Answer Incorrect Answer
    D 4 Correct Answer Incorrect Answer

    Solution

    sin A = 1/2
    ⇒ sin A = sin 30°
    ⇒ A = 30°
    ⇒ cot² A = (cot 30°)² = (√3)² = 3

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