Surface area of a sphere = 154 49r2 = 154 22 4 x x p2 = 154 7 154 x 7 49 p2 4x22 4 = = Х = = 1437.33 cm [ 1 ] ( b ) When then 4 22 V = x = x ( 10-5 ) 3 7 4 ...
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