जॉइन Examsbookउत्तर : 3. "6 m"
The edge of three cubes of metal is 3 m, 4 m and 5 m. They are melted and formed into a single cube. Find the edge of the new cube ?5
प्र: The edge of three cubes of metal is 3 m, 4 m and 5 m. They are melted and formed into a single cube. Find the edge of the new cube ?
- 115 mfalse
- 24 mfalse
- 36 mtrue
- 49 mfalse
- उत्तर देखें
- Workspace
उत्तर : 3. "6 m"
व्याख्या :
Answer: C) 6 m Explanation: The edge of the new cube is = 33+43+53 = a3 => a = 6 m.