Question

    What is the height of an equilateral triangle with a

    side length of 14√7 cm?
    A 7√21 cm Correct Answer Incorrect Answer
    B 2√3 cm Correct Answer Incorrect Answer
    C 5√6 cm Correct Answer Incorrect Answer
    D 2√13 cm Correct Answer Incorrect Answer

    Solution

    ATQ,

    Altitude of an equilateral triangle = √3 × (a/2)

    So, altitude of the given equilateral triangle = √3 × (14√7/2) = 7√21 cm

    Practice Next