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A solid object in the shape …

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A solid object in the shape of a double cone is trace by a rotating a right angled triangle of smaller sides 12cm and 5cm about the hypotenuse of the triangle.Find the cost of painting its surface at the rate of Rs 3.50 per cm sq.

Posted by Farhan Akh 7 years, 2 months ago

CBSE > Class 10 > Mathematics

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Anurag Maurya 7 years, 2 months ago

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CBSE > Class 10 > Mathematics