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The side of an equilateral triangle …

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The side of an equilateral triangle is increasing at the rate of 2 cm/s. At what rate is its area increasing.when the side of the triangle is 20cm?

    • Posted by Ayushi Chhabra 5 years, 7 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Archi Khandelwal 5 years, 7 months ago

    20√3 cm^2/ s

    0Thank You

    smit****@***** 5 years, 7 months ago

    Ds/dt =2cm/s. And s =20 cm. Now . A =ROOT3/4 PIE s^2 So dA/at = root 3/4 pie 2 s ds/dt. Put value of s and ds/dt in above we will get 20pie root3 its answer

    0Thank You

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