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The radio of two concentric circles …

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The radio of two concentric circles are 8cm and 13cm.ABis the diameter of bigger circle.BD is the tangent to smaller circle touching it at D.find length of AD

    • Posted by Vijay Rajput 7 years, 11 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Ankit Yadav 7 years, 11 months ago

    By pathagorus theorem Ab^=bd^+ad^ 13^=12^+ad^ 169-144=25 √25=5

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    Posted by Kanika . 1 month ago

    CBSE > Class 10 > Mathematics
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    (A + B )²

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    CBSE > Class 10 > Mathematics
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