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.

Option 1: 940 cm²

Option 2: 920 cm²

Option 3: 900 cm²

Option 4: 930 cm²

Question : The base of a right prism is an equilateral triangle whose side is 10 cm. If the height of this prism is $10 \sqrt{3}$ cm, then what is the total surface area of the prism?

Option 1: $125 \sqrt{3}$ cm²

Option 2: $325 \sqrt{3}$ cm²

Option 3: $150 \sqrt{3}$ cm²

Option 4: $350 \sqrt{3}$ cm²

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 $\pi=\frac{22}{7}$)

Option 1: 2060 cm³

Option 2: 2480 cm³

Option 3: 3080 cm³

Option 4: 2760 cm³

Question : The base of a prism is a right-angle triangle whose sides are 9 cm, 12 cm, and 15 cm. Volume of this prism is 648 cm³. What will be the height of the prism?

Option 1: 14 cm

Option 2: 12 cm

Option 3: 9 cm

Option 4: 16 cm

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:

Option 1: 400 cm²

Option 2: 460 cm²

Option 3: 260 cm²

Option 4: 360 cm²