if the curved surface area of a sphere is 364.5 cm find its radius and volume
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csa of sphere = 4×pie × r ^2.
=> 364.5 = 4 × 22/7 × r^2.
= 364.5 × 7/ 22× 4 = r ^2
= 2551.5/ 88 = r^2
= 28.99 = r^2
= 5.38= r
Now,
v of sphere = 4 /3 × pie × r ^2
= 4/3 × 22 / 7 × 5.38^2
= 4/3 × 22/7 × 28.99
= 1 21.48 cm^3
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=> 364.5 = 4 × 22/7 × r^2.
= 364.5 × 7/ 22× 4 = r ^2
= 2551.5/ 88 = r^2
= 28.99 = r^2
= 5.38= r
Now,
v of sphere = 4 /3 × pie × r ^2
= 4/3 × 22 / 7 × 5.38^2
= 4/3 × 22/7 × 28.99
= 1 21.48 cm^3
HOPE IT WILL HELP YOU. . . . . . .
PLZ MARK MY ANSWER AS BRAINLIEST AS SOON AS POSSIBLE! ! ! ! ! ! ! ! !
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till the finding of r it is correct
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