2. If the length of a diagonal of a cube is 8V3 cm, then its surface area is :
(a) 512 cm
(b) 384 cm
(c) 192 cm
Answers
Answered by
4
Answer is 384cm^2
Explanation
Diagonal is given as 8root3 cm
Then side is 8cm
Surface area is 6a^2
So 6(8)^2
6x64
384cm^2 is answer
Explanation
Diagonal is given as 8root3 cm
Then side is 8cm
Surface area is 6a^2
So 6(8)^2
6x64
384cm^2 is answer
Answered by
0
Step-by-step explanation:
512
----------= 1.42 cm
360
384
---------= 1.06
360
192
--------= 0.53
360
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