Longest diagonal of a cube or cuboid (longest stick), or volume from it

1. A.
   $343\sqrt{3}$
2. B.
   $49\sqrt{3}$
3. C.
   $334$
4. D.
   $343$

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1. A.
   2.23 cm
2. B.
   2.35 cm
3. C.
   2.22 cm
4. D.
   2.32 cm

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1. A.
   $70\sqrt{3}\text{ cm}$
2. B.
   $35\sqrt{3}\text{ cm}$
3. C.
   $10\sqrt{3}\text{ cm}$
4. D.
   $70\sqrt{2}\text{ cm}$

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