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If the total surface area of a cube is 1944 m2, then what is the volume of cube?1. 4986 m32. 5832 m33. 5684 m34. 4864 m3 |
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Answer» Correct Answer - Option 2 : 5832 m3 Given: Total surface are of cube = 1944 cm2 Formula used: TSA of cube = 6 × edge2 Volume of cube = edge3 Calculation: Let the edge of cube be x m. TSA of cube = 6 × edge2 ⇒ 1944 = 6x2 ⇒ x2 = 324 ⇒ x = √324 ⇒ x = 18 m Volume of cube = edge3 ⇒ Volume = x3 ⇒ Volume = 183 ⇒ Volume = 5832 m3 ∴ The volume of cube is 5832 m3. |
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