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THE DIAMETER OF A SPHERE IS DECREASE BY 25% . FIND IT'S NEW VOLUME..
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Diameter of actual sphere=d
then decreased %=25/100×d ⇒ 1/4×d ⇒ d/4
if d/4 is new diameter then new r ⇒ d/4=r/8
New volume of sphere=4/3πr³
=4/3×π×r/8×r/8×r/8
=πr/384 cm³
:) Hope this helps!!!!!
then decreased %=25/100×d ⇒ 1/4×d ⇒ d/4
if d/4 is new diameter then new r ⇒ d/4=r/8
New volume of sphere=4/3πr³
=4/3×π×r/8×r/8×r/8
=πr/384 cm³
:) Hope this helps!!!!!
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