Subject

    Quantitative Aptitude

    Topic

    Triangle

    In ABC, ∠B = 90°, AB = 12 cm, BC = 5 cm. What is the value of AC in cm?

    ক)
    7
    খ)
    13
    গ)
    17
    ঘ)
    30

    Explanation

    দেওয়া আছে, AB = 12 cm BC = 5 cm ∠B = 90° পীথাগোরাসের উপপাদ্য অনুযায়ী AC 2 = AB 2 + BC 2 অতএব AC = √(AB 2 + BC 2 ) = √(12 2 + 5 2 ) = √169 = 13 cm.

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