Q4 of 77 Page 21

Find the surface area of a cube whose volume is

(i) 343 m3


(ii) 216 dm3

(i) Given,


Volume of cube = 343 m3


Side of cube = a =


So,


Surface area of cube =


(ii) Given,


Volume of cube = 216 dm3


Side of cube =


So,


Surface area of cube =


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(i) 1.2 m


(ii) 27 cm


(iii) 3 cm


(iv) 6 m


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(i) 96 cm2


(ii) 150 m2

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