Welcome to your Surface Areas and Volumes of Solid Shapes(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. A cubical block of side 8 cm is surmounted by a hemisphere. The greatest diameter of the hemisphere is: 8 cm 4 cm 16 cm 12 cm None 2. Which of the following statements about a cylinder is false? A cylinder has two planes A cylinder has one curved surface A cylinder has two curved surfaces A cylinder has two vertices None 3. What is the volume of the pyramid below? 37.33 112 116.48 74.24 None 4. What is the shape of the plane face of a cylinder? Rectangle Circle Square Triangle None 5. What is the surface area of a rectangular prism that is 5 ft. by 10 ft. by 10 ft.? 500 sq. ft. 400 sq. ft. 700 sq. ft. 600 sq. ft. None 6. The surface area of a cylinder is 31cm^{2}. The surface area of a similar cylinder three times as high is 93cm² 124cm² 62cm² 34cm² None 7. Find the height of the cylinder if its volume and radius are 154cm^{3} and 3½cm respectively. 4 cm 44 cm 1694 cm 357 cm None 8. What is the surface area of the rectangular prism? 179 210 358 420 None 9. Find the surface area ofa pyramid with a square base legnth 10 and a slant height of 13 620 units squared 580 units squared 340 units squared 480 units squared None 10. Which of the following is not a solid? Cone Trapezium Cylinder Cube Prism None 11. The length of the longest rod that can be placed in a cuboidal room of dimensions 20 cm, 12 cm and 9 cm: 35 cm 32 cm 28 cm 25 cm None 12. Three solid spheres of diameters 6 cm. 8 cm and 10 cm are melted to form a single solid sphere. The diameter of the new sphere is: 3 cm 6 cm 12 cm 4.5 cm None 13. What is the unit for surface area? Units^3 Units^3.14 Units^2 Units^2.2 None 14. The number of silver coins, 2 cm in diameter and of thickness 2 mm, is required to melt and form a cuboid of dimension 5 cm X 10 cm X 3 cm is: 700 coins 750 coins 800 coins 650 coins None 15. How many faces has a triangular prism? 6 3 4 5 None 16. The volume and the curved surface area of a sphere are numerically equal, then the radius of sphere is: 0 units 3 units 1 unit 2 units None 17. If the a rectangular prism is enlarged from 2 by 3 by 4 to 10 by 15 by 20, it was enlarged by a scale factor of ____________? 11 8 7 5 None 18. How many edges has a cube? 12 8 10 16 None 19. A cylinder, a cone and a hemisphere are of the same base and of the same height. The ratio of their volumes is: 1 : 2 : 3 3 : 2 : 1 3 : 1 : 2 2 : 1 : 3 None 20. Given a cylinder with a radius of 5 and a hight of seven, what is the surface area? 376.8 units squared 157 units squared 219.8 units squared 298.3 units squared None 1 out of 20 Time's upTime is Up!