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part 2
1. the diagonal of a cube is 16 root 3 cm then its surface area is
2. two cubes are each volume is 512 cm cube are joined each end to end then surface area of resulting cuboid is ?
3. the sum of length, breath and depth of a cuboid is 19 cm length of its diagonal is 11 cm . the surface area of cuboid is .
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Answer 1

1) given in attachment

2)Given that Volume of cube = 512 cm3

side3 = 512

side3 = 83

side = 8 cm

Dimensions of new cuboid formed l = 8+8 = 16 cm, b = 8cm, h = 8cm Surface area = 2(lb +bh+hl) ............refer to attached

Answer 2

Answer:

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