Math, asked by dheerajgupta9211, 1 year ago

answer me fast plzzzz

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Answered by punit70

0

1:1

Step-by-step explanation:

Previous c.s.a = 2*22/7 * r *h

New c.s.a = 2 *22/7 (2r).0.5 h

After solving :44/7 *r*h/44/7 rh

= 1:1

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