12. Find (i) the volume (ii) the total surface area (iii) the lateral surface area and (iv) the length
of the diagonal of a cube of side 10 cm.
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Answer:
470 is your answer............
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1
Answer:
volume = (edge)3
= 53 cm3
= 125 cm3
(ii) Surface area = 6(edge)2
= 6 × 52 cm2
= 6 × 25 cm2
= 150 cm2
(iii) The length of a diagonal = √3(edge)
= √3 × 5 cm.
= 5√3 cm.
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