If the Surface Area of a Cube is 13254 cm2, Then the Length of its Diagonal is

  1. 44√2 cm
  2. 44 √3 cm
  3. 47 √2 cm
  4. 47√3 cm
Monis Rasool Professor Asked on 6th November 2015 in Maths.
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1 Answer(s)

answer is 4
6a^2=13254
a^2=2209
root of(3a^2)=47root(3) from the formula  diagonal of cuboid       root of (l^2+b^2+h^2)

rkreddy564 Default Answered on 7th November 2015.
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