Question : If the side of a cubical box is 12 cm, then find its total surface area.
Option 1: 952 cm2
Option 2: 864 cm2
Option 3: 664 cm2
Option 4: 792 cm2
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Correct Answer: 864 cm 2
Solution : Total surface area = 6 × (Side) 2 . Total surface area = 6 × 12 × 12 = 864 cm 2 Hence, the correct answer is 864 cm 2 .
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Question : The base of a right prism is a square having a side of 15 cm. If its height is 8 cm, then find the total surface area.
Question : The volume of a cylinder is 4312 cm3. Its curved surface area is one-third of its total surface area. Its curved surface area (in cm2) is: (Take $\pi=\frac{22}{7}$ )
Question : The base of a right pyramid is square of side 10 cm. If the height of the pyramid is 12 cm, then its total surface area is:
Question : The sum of the curved surface area and the total surface area of a solid cylinder is 2068 cm2. If the radius of its base is 7 cm, then what is the volume of this cylinder? (use $\pi=\frac{22}{7}$)
Question : The sum of the length, breadth, and height of a cuboid is 20 cm. If the length of the diagonal is 12 cm, then find the total surface area of the cuboid.
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